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Category: Science Notes

#GettingWorse: Global wildfires edition

In advance of the Northern Hemisphere forest fire season let’s clear our throats and practice reciting the ominous headlines we...
15 May, 2024| Science Notes

#GettingWorse: Polar bears edition

Remember the polar bears? Those cute, cuddly, incredibly dangerous apex predator icons of the climate emergency that once roamed the...
08 May, 2024| Science Notes

ClimateMovie Fact Check: the Holocene

Continuing our Fact Check series on Martin Durkin’s new movie (which you should watch) we turn to the part where...
17 Apr, 2024| Science Notes

ClimateMovie fact check corner

If you haven’t seen Martin Durkin’s new documentary CLIMATE the MOVIE: The Cold Truth you should. There’s a lot of...
10 Apr, 2024| Science Notes

Overdue cooling?

From the CO2Science archive: Ruddiman et al. (2005) contended that “ice-core evidence from previous interglaciations indicates that forcing by orbital-scale...
10 Apr, 2024| Science Notes

The Holocene temperature conundrum

Our heading here is the title of a peer-reviewed paper published in 2014 by a group of scientists from around...
03 Apr, 2024| Science Notes

#GettingWorse: Droughts edition

With climate change getting worse each year, scientists are now warning that more and more regions around the world are...
27 Mar, 2024| Science Notes

A global energy transition reality check

The fabled green energy transition really is like the Yeti. Various climate alarmists rush about insisting they’ve not only glimpsed...
27 Mar, 2024| Science Notes

More warmth means a more stable climate

From the CO2Science Archive: Otoliths are aragonite (CaCO3) structures in fish that are used for acoustic perception and balance. When...
27 Mar, 2024| Science Notes

Yet another fake IPCC hockey stick

We were reminded recently of a discussion on Twitter/X nearly a year ago involving hockey stick slayer Steve McIntyre and...
13 Mar, 2024| Science Notes

Roy Spencer on models v observations

Dr. Roy Spencer of the University of Alabama, one of the developers of the celebrated technique for measuring atmospheric temperatures...
06 Mar, 2024| Science Notes

#Gettingworse: floods edition

A flood will occur somewhere around the world this year. And when it does we know what the experts will...
28 Feb, 2024| Science Notes

Antarctic ablation areas assessed

From the CO2Science Archive: We are forever hearing about the catastrophic consequences of unprecedented CO2-induced global warming, especially as it...
21 Feb, 2024| Science Notes

Assessing volcanic-induced climate forcing

From the CO2Science Archive: Statistical properties of climatically significant volcanic eruptions over the last 600 years were analyzed in an...
14 Feb, 2024| Science Notes

Green machine

As in planet Earth. As in put more CO2 in the air and watch it turn green. According to a...
07 Feb, 2024| Science Notes

The greening of sub-Saharan Africa

From the CO2Science Archive: According to Brandt et al. (2017), “little quantitative information is available about the state, rate and...
07 Feb, 2024| Science Notes

So about that polar vortex

Since scientific proof has nowadays ditched boring old-fashioned tools like physical theories and real-world data for computer models and colourful...
24 Jan, 2024| Science Notes

#ECS in the real world: Bates 2016

In this series on studies that estimate climate sensitivity based on observed climate data rather than climate models, we’ve noted...
10 Jan, 2024| Science Notes

A startling number of wildfires

On his Substack channel Roger Pielke Jr has presented a quick and useful summary of 2023 climate extremes. As he...
10 Jan, 2024| Science Notes

Lake Chala, and what was under it

H/t NoTricksZone we learn of a new paper in, of all places, Nature magazine, which shows that the mid-Holocene warm...
13 Dec, 2023| Science Notes

Where did all this ice come from?

H/t No Tricks Zone we have learned of a new study led by scientists from Kiel University in Germany that...
29 Nov, 2023| Science Notes

#ECS in the real world: Masters 2013

This week’s ECS estimate comes from UCLA scientist Troy Masters, who in 2013 published a paper in the peer-reviewed journal...
22 Nov, 2023| Science Notes

Models versus observations: AMOC edition

The Atlantic Meridional Overturning Circulation or AMOC, which we have mentioned previously including in our Pentagon Crystal Ball video, and...
15 Nov, 2023| Science Notes

North Atlantic deep water formation

From the CO2Science Archive: The authors write that “in response to global warming, most climate models predict a decline in...
15 Nov, 2023| Science Notes

#ECS in the real world: Otto et al. 2013

Otto in this case is Alexander Otto, a scientist at something called the “Environmental Change Institute” at Oxford University. And...
08 Nov, 2023| Science Notes

That's IFAR enough

“IFAR” isn’t a typo. It’s a tool used by climate scientists (or scientivists as they are sometimes called, merging “scientist”...
08 Nov, 2023| Science Notes

#ECS in the real world: Lewis 2013

Climate scientists have had to get used to outsiders wandering in from time to time to explain to them how...
01 Nov, 2023| Science Notes

A statistician recants

In 2015 the BBC ran a program called “Climate Change by the Numbers”, in which they picked three numbers they...
01 Nov, 2023| Science Notes

#ECS in the real world: Ring et al. 2012

In this new series we’re surveying past estimates of Equilibrium Climate Sensitivity (the crucial absolute amount of warming to be...
25 Oct, 2023| Science Notes

New series: #ECS in the real world

We’ve had plenty to say here at CDN about the elusive number known as Equilibrium Climate Sensitivity or ECS. If...
18 Oct, 2023| Science Notes

RIP Arctic sea ice

As in, rip-roaring, or at least coming back as it always does, and lately faster than expected. Ron Clutz’s Science...
18 Oct, 2023| Science Notes

Taking the sun seriously

A new paper by Italian climate scientist Nicola Scaffeta published in GeoScience Frontiers has reopened the whole discussion about the...
11 Oct, 2023| Science Notes

California summer: where did it go?

From the CO2Science archive: Concentrating on California, authors Schwing and Moore review a number of meteorological and oceanographic phenomena that...
13 Sep, 2023| Science Notes

Floods of the Namib Desert of Africa

From the CO2Science Archive: K. Heine notes that “droughts and floods represent extreme conditions, and are precisely those that are...
06 Sep, 2023| Science Notes

On the origin of extreme climatic events

From the CO2Science archive: The authors write that “over the tropical latitudes, it is certainly true that extremes in climate...
23 Aug, 2023| Science Notes

Semi-apology from CDN

CDN would like to apologize to our faithful readers for unwittingly spreading climate misinformation and disinformation in our July 19...
02 Aug, 2023| Science Notes

ECS over the Phanerozoic

You might have noticed that all the cool people are using CDN mugs like the one showing half a billion...
12 Jul, 2023| Science Notes

Climate models: A glimpse under the hood

Or behind the curtain, or wherever they’re telling you not to look because it’s messy or distracting. But Willis Eschenbach,...
05 Jul, 2023| Science Notes

The Doomsday Glacier that wasn't

Here comes the Thwaites Glacier again. Or goes. CDN readers know that every time alarmist activists and climate journalists (but...
07 Jun, 2023| Science Notes

NOAA's STAR has fallen

Among the buzzing host of climate acronyms here are three you should definitely focus on: UAH, RSS and STAR. Oh,...
19 Apr, 2023| Science Notes

#CoolClimateData: Rutgers Snow Lab

It just doesn’t snow like it used to, right? Well, yes and no. More like, it just doesn’t snow when...
05 Apr, 2023| Science Notes

#CoolClimateData: CHRS Rainsphere

This week we start a new series devoted to showing readers where to find interesting and useful climate data sources...
22 Mar, 2023| Science Notes

To the brink of extinction... and back

From the CO2Science Archive: Gilmour et al. write that “coral reef recovery from major disturbance is hypothesized to depend on...
22 Mar, 2023| Science Notes

Al Gore rides the waves in Davos

Wrapping up our fact check of Al Gore’s rant in Davos, we now turn to his claim that global warming...
15 Mar, 2023| Science Notes

Mercury stalled in Greenland

Courtesy of Kenneth Richard of No Tricks Zone we learn of a new study in the Journal of Climate measuring...
15 Mar, 2023| Science Notes

Al Gore melts down in Davos

Next up in our Fact Check of Al Gore’s rant in Davos we get to his claim that carbon dioxide...
08 Mar, 2023| Science Notes

Land use change and the climate

Over at Roger Pielke Jr’s Substack channel his father, Roger Pielke Sr, a highly accomplished atmospheric scientist, has written an...
08 Mar, 2023| Science Notes

Al Gore gets dried up in Davos

We continue our fact check of Al Gore’s rant in Davos, turning now to his claim that CO2 is “sucking...
01 Mar, 2023| Science Notes

The virtual water content of Chinese crops

From the CO2Science Archive: Noting that “looming water scarcity and climate change pose big challenges for China’s food security,” the...
01 Mar, 2023| Science Notes

Al Gore bombs in Davos

Continuing our fact check of Al Gore’s rant in Davos we come to his claim that CO2 emissions are causing...
22 Feb, 2023| Science Notes

Roger Pielke Jr. unspins tornadoes

In his Substack series called “What the media won’t tell you about...”, Roger Pielke Jr. turns his attention to the...
22 Feb, 2023| Science Notes

Al Gore boils over in Davos

Note:  this post has been edited to correct an earlier version. Continuing with our fact check on Al Gore’s epic...
08 Feb, 2023| Science Notes

Al Gore goes nuclear in Davos

It might seem like a fool’s errand to fact check Al Gore. But the man does have a big audience...
01 Feb, 2023| Science Notes

Biofuels: going from useless to harmful

From the CO2Science archive: Enough serious work has been conducted on the growing, harvesting and processing of the raw materials...
01 Feb, 2023| Science Notes

Peruvian sea levels: IPCC vs the ocean

A new study by an international team of scientists (h/t No Tricks Zone) gathered detailed daily sea level measurements at...
25 Jan, 2023| Science Notes

Time for an eye exam

Or at least an Iris exam. The “Iris Effect” was proposed in 2001 by MIT Atmospheric Scientist Richard Lindzen as...
25 Jan, 2023| Science Notes

Winters may be about to get colder

New in the journal Nature-Climate and Atmospheric Science is a study (h/t Fritz Vahrenholt and NoTricksZone) making a projection we...
18 Jan, 2023| Science Notes

Climate crisis in California

We begin 2023 relieved that the unprecedented Southern California flooding of ’22 is now behind us. Witnesses say the flooding...
11 Jan, 2023| Science Notes

UN-hyping global climate disasters in 2022

“Combating misinformation” is all the rage these days, at least among government officials who want ever-expanding censorship powers to deal...
11 Jan, 2023| Science Notes

Hurricane data at your fingertips

Call us nerds, or geeks and dorks. But we love nothing more than discovering a new online data source. Here,...
14 Dec, 2022| Science Notes

RPC8.5: still a scam

CDN readers are familiar with the RCP8.5 cheat in which climate modelers use a grossly exaggerated emission scenario to project...
07 Dec, 2022| Science Notes

Hot American models

Or more precisely, climate models run too hot when simulating US surface temperatures. This was the conclusion of climatologist Roy...
23 Nov, 2022| Science Notes

IPCC Trends Atlas: Egypt Edition

From November 6 to 18 all the great and good (except King Charles) will meet for COP27 in Sharm el-Sheikh...
09 Nov, 2022| Science Notes

Interview with climatologist Bjorn Stevens

Over at Judith Curry’s website Nic Lewis has posted an English translation of an interview with prominent German climatologist Bjorn...
02 Nov, 2022| Science Notes

Setting it straight on hurricanes

Not surprisingly, people continue to insist that hurricane Fiona hitting the Maritimes or Hurricane Ian hitting Florida is proof of,...
12 Oct, 2022| Science Notes

Coastal storms of the North Atlantic Basin

From the CO2Science Archive: What was done: The authors assess the “temporal variability of coastal storms (both tropical and extratropical)...
12 Oct, 2022| Science Notes

The IPCC botched the math, E-C-E-C-S

As our March 2020 video on the Climate Sensitivity Question explains, a key issue in climate science is how much...
28 Sep, 2022| Science Notes

IPCC Atlas on severe wind storms

We recently reported on the IPCC’s new map-based Atlas showing compilations of research on historical trends in all manner of...
21 Sep, 2022| Science Notes

The IPCC atlas on drought in Europe

Little-noticed in last year’s release of the IPCC 6th Assessment Report was an online Atlas which provides a quick overview...
07 Sep, 2022| Science Notes

Where are the typhoons of yesteryear?

In 2013 typhoon Haiyan hit the Philippines, a tragedy that killed thousands of people. It coincided with the opening of...
24 Aug, 2022| Science Notes

New CDN Feature: Everybody Knows

We’re starting a new feature here at CDN where we take on some common truisms about global warming that everybody...
17 Aug, 2022| Science Notes

CDN by the Sea: Marseille, France

After last week’s frozen trek to Antarctica, we decided to treat ourselves to the sunny south of France, especially since...
27 Jul, 2022| Science Notes

Global burn area declining since 2013

Another unshakeable belief among climate alarmists is that wildfires are increasing around the world due to climate change. We already...
29 Jun, 2022| Science Notes

CDN by the Sea: Gibara, Cuba

Hurricane season is approaching, so residents of the Caribbean need to take all the usual precautions in case a big...
29 Jun, 2022| Science Notes

Hot town, summer in the city

It’s that time of year again, at least here in the Northern Hemisphere. With a nod to our many readers...
22 Jun, 2022| Science Notes

CDN by the Sea: Adak, Alaska

The westernmost municipality in Alaska is so far west it’s almost in Russia. It would be in tomorrow if not...
22 Jun, 2022| Science Notes

Running AMOC with the climate

If you watched our video on The Pentagon’s Cracked Crystal Ball (and if you haven’t, great fun awaits you) you’ll...
15 Jun, 2022| Science Notes

CDN by the Sea: Bergen, Norway

It recently occurred to us that we have been using sea levels data collected in Liverpool UK on our virtual...
15 Jun, 2022| Science Notes

Pielke Jr. on hurricanes

At the risk of boring CDN readers, who know all these things already, we bring you the latest essay by...
08 Jun, 2022| Science Notes

CDN by the sea: Kigiliah, Russia

We’re not sure if the sanctions on Russia mean we’re not supposed to use any data from them. But Kigiliah...
08 Jun, 2022| Science Notes

Don't count on EVs to cut GHGs

Electric Vehicles (EVs) will speed us down the path to Net Zero, right? Except that making the EV generates emissions,...
01 Jun, 2022| Science Notes

CDN by the Sea: Tromso Norway

We haven’t had much luck finding rising sea levels down in the south thus far on our virtual tour. So...
01 Jun, 2022| Science Notes

CDN by the Sea: Talcahuano Chile

Like stout Cortez and his men we stare at the Pacific with eagle eyes, and then look upon each other...
25 May, 2022| Science Notes

CDN by the Sea: Siros Greece

If you have ever dreamed of just chucking it all in and going to live on a Greek Island far...
18 May, 2022| Science Notes

CDN by the Sea, Adelaide Australia

Our round-the-world tour of seaside locations takes us this week to Adelaide, Australia, where the news would have you believe...
11 May, 2022| Science Notes

CDN by the sea: Singapore

The city-state of Singapore is perched on the southern tip of Malaysia, where they gaze in horror at the rising...
04 May, 2022| Science Notes

When Iceland had no ice

It wasn’t all that long ago, in geological terms. According to a recent study in Quaternary Science Reviews (h/t No...
04 May, 2022| Science Notes

CDN by the sea: Juneau Alaska

We are obliged by the proposed new Canadian laws against spreading climate disinformation on the internet to tell you that...
20 Apr, 2022| Science Notes

Lies, d**n lies and rainfall data

There’s an unwritten rule in climate change reporting that you can point to any bad weather and claim it’s getting...
20 Apr, 2022| Science Notes

CDN by the sea: Victoria BC

Our second stop on the CDN tour of seaside destinations in search of rising sea levels takes us to the...
13 Apr, 2022| Science Notes

CDN by the sea: Monterey California

With winter stretching into its sixth month here in Ontario, CDN needs a holiday. And where better than by the...
06 Apr, 2022| Science Notes

Yes, that sun

There was a time in decades past when people assumed the sun played a leading role in climate change. After...
09 Feb, 2022| Science Notes

The song of Song (and Tang)

The Song and Tang dynasties in China spanned over six centuries beginning in 618 AD. It was an especially prolific...
02 Feb, 2022| Science Notes

Warming caused the Little Ice Age

So far climate scientists haven’t abolished the Little Ice Age. Instead they sort of agree it happened, though many insist...
26 Jan, 2022| Science Notes

IPCC AR6: Streamflow, Unspun Edition

We previously brought you some of the IPCC’s latest on run-off and flooding, and we continue with their discussion of...
12 Jan, 2022| Science Notes

1920 or 2020? Cape Otway Edition

Last week we took you to a lighthouse on the southern coast of Australia, and the view was so pleasant...
22 Dec, 2021| 1920 or 2020

Tornado roundup

There has understandably been a lot of attention paid to the devastating tornadoes that hit the US northeast over the...
22 Dec, 2021| Science Notes

1920 or 2020? Kerang Australia Edition

The town of Kerang is midway between Adelaide and Canberra in Victoria, Australia, so if you find yourself driving through...
24 Nov, 2021| 1920 or 2020

Seas rise and shores expand

You read that right. Even though alarmists like to torment schoolchildren and gullible grownups with pictures of land being submerged...
24 Nov, 2021| Science Notes

About that big Greenland melt

So Antarctica isn’t melting. But what about the other big, though smaller, land-based ice mass at the other end of...
17 Nov, 2021| Science Notes

Back to 1920 or 2020?

The little town of Donnybrook boasts the largest free-entry playground in Australia, the Apple Fun Park. And in addition to...
10 Nov, 2021| 1920 or 2020

Back to IPCC AR6

We keep forgetting whether climate change is bad because it is bringing more rain or less rain. Or both, sometimes...
10 Nov, 2021| Science Notes

Back to droughts

From CO2Science: To provide a long-term perspective on the nature of recent droughts occurring on Vancouver Island, in the words...
10 Nov, 2021| Science Notes

The madness of clouds (II)

Last week we discussed a new study exploring the puzzle that over the past two decades the sun didn’t get...
03 Nov, 2021| Science Notes

The madness of clouds (I)

Via NoTricksZone we learn of a new study showing that over the past 20 years the largest influence on climate...
27 Oct, 2021| Science Notes

Weatherbell winter outlook

It’s been a mild fall in Ontario and much of North America generally. And some folks who get to brag...
20 Oct, 2021| Science Notes

A timely reminder that cold kills

Via NoTricksZone we learn of a new study in The Lancet that confirms what many other authors have found: Cold...
20 Oct, 2021| Science Notes

The melting Greenland ice cap

Journalists regularly seize on random local warm weather or rain events on Greenland as proof of unprecedented warming and the...
22 Sep, 2021| Science Notes

IPCC AR6: Tropical cyclones, unspun edition

Most attention in popular climate discussions is focused on extreme weather, especially hurricanes, tornadoes and heavy rainstorms. So we turn...
15 Sep, 2021| Science Notes

The settled science of fingerprinting

We mentioned last week a new paper by University of Guelph professor Ross McKitrick arguing that the way IPCC scientists...
25 Aug, 2021| Science Notes

Hide the Decline: 2021 IPCC Edition

Viewers of our video on the IPCC “Hide the Decline” debacle will know that in 2001 the IPCC dealt with...
18 Aug, 2021| Science Notes

A serious downside to reducing CO2 emissions

From CO2Science: Climate alarmists have ramped up their efforts calling for the total elimination of all fossil-derived energy, claiming there...
14 Jul, 2021| Science Notes

If diatoms could talk

The oceans would be very noisy since these little single-celled algae organisms make up nearly half the living matter in...
07 Jul, 2021| Science Notes

Aerosols on ice Part II

We told you last week about a remarkable study in which climate scientists led by Pengfei Liu of Harvard dug...
23 Jun, 2021| Science Notes

Aerosols on ice Part I

A new study just out in Science Advances provides a novel reconstruction of Southern Hemisphere air pollution from 1750 to...
16 Jun, 2021| Science Notes

Dare you to post it on Facebook

A CDN reader reports (see comment here) that he tried to post an excerpt from the IPCC regarding drought frequency...
09 Jun, 2021| Science Notes

Dare you to post it on Facebook

This week’s provocation concerns trees. Specifically the forests that are going to be wiped out by climate change. Except they’re...
02 Jun, 2021| Science Notes

Dare you to post it on Facebook

Once again we offer you what sounds like denialist sloganeering but which turns out to be a paraphrase of past...
26 May, 2021| Science Notes

Dare you to post it on Facebook

As before we offer you a paraphrase of recent IPCC conclusions on some aspect of climate change so counter to...
19 May, 2021| Science Notes

Dare you to post it on Facebook

In this feature we give you some inane sounding, anti-science denialist propaganda which the ever-vigilant Facebook fact-checkers can pounce on...
12 May, 2021| Science Notes

Dare you to post it on Facebook

In this feature we offer you some outrageous denier propaganda that you can post on your Facebook page in the...
05 May, 2021| Science Notes

Dare you to post it on Facebook

We’ve noticed that in recent years the alarmist rhetoric of activists and journalists has become so scary that past reports...
28 Apr, 2021| Science Notes

Dare you to post it on Facebook

As we reported in our April 14 newsletter, Facebook is setting up a large fact-checking unit to “combat misinformation” about...
21 Apr, 2021| Science Notes

Scientists say

Some scientists in the past have said that during the Phanerozoic Eon, which spans the last 541 million years, CO2...
14 Apr, 2021| Science Notes

Scientists say

... that wildfire is a bigger and deadlier threat than ever before: “today’s fires tend to be larger and more...
07 Apr, 2021| Science Notes

Scientists say

... that northern Ontario was about 2 degrees C warmer than today for a stretch of about three thousand years...
31 Mar, 2021| Science Notes

Scientists say

“[There] is overwhelming evidence that the planet has warmed during the past century. But could this warming be due to...
24 Mar, 2021| Science Notes

Scientists say

...that everyone who thinks Net Zero not only will be easy but painless and wildly profitable is peddling moonshine. Here’s...
17 Mar, 2021| Science Notes

Scientists say

All together now: climate change means more extreme rainfall. “It is likely that there have been statistically significant increases in...
10 Mar, 2021| Science Notes

Scientists say

... that climate science is settled and everything is your fault. Well that’s what some of them say. Others keep...
03 Mar, 2021| Science Notes

Scientists say...

That climate models are accurate and can predict the future. No, wait. That’s what journalists and politicians say scientists say....
24 Feb, 2021| Science Notes

Scientists say (8)

Hottest year ever!! scientists say. Well yes, some do, though as we’ve explained, we don’t think claiming to be able...
17 Feb, 2021| Science Notes

Scientists say (7)

No doubt you’ve heard or read a sentence like “other island nations like Tuvalu, Kiribati and the Marshall Islands could...
10 Feb, 2021| Science Notes

Scientists say (6)

Herewith our latest installment of stuff that actual scientists actually say, as opposed to stuff journalists make up then adorn...
03 Feb, 2021| Science Notes

Scientists say (5)

In this feature, rather than adding “scientists say” to scary slogans to make them sound authoritative, we skip the slogans...
27 Jan, 2021| Science Notes

Scientists say (4)

Activists in the media use “scientists say” to lend a gloss of respectability to whatever alarmist slogan they write. And...
20 Jan, 2021| Science Notes

Scientists say (3)

Once again we turn the alarmists’ trick of uttering warnings about the alleged climate disaster then, in lieu of actual...
13 Jan, 2021| Science Notes

Scientists who say (2)

Given journalists’ habit of tossing out alarmist slogans then adding “scientists say” to the end of the sentence to make...
06 Jan, 2021| Science Notes

Scientists who say (1)

We frequently refer sarcastically to the journalistic phrase “scientists say”, which is often appended to the end of a sentence...
16 Dec, 2020| Science Notes

A solar-climate link in arid central Asia

From Co2Science: In the words of Huang et al. (2020), “millennial- and centennial-scale climate observations over the entire Holocene in...
02 Dec, 2020| Science Notes

Not much ice in the Great Basin

We have previously reported on a series of studies showing that the Arctic warmed after the end of the last...
25 Nov, 2020| Science Notes

There's a lot of ice in the Arctic

Charts going back to the 1980s show a reduction in summertime sea ice extent in the Arctic. It’s one of...
04 Nov, 2020| Science Notes

Impacts of CO2 on two grapevine cultivars

From CO2Science: Despite insurmountable evidence that rising levels of atmospheric CO2 enhance plant growth, boost water use efficiency and help...
28 Oct, 2020| Science Notes

It's awfully cold in East Antarctica

If that observation strikes you as not exactly fitting in the category of breaking news, we don’t just mean in...
21 Oct, 2020| Science Notes

Dangerous sea-level rise

A new review by Kenneth Richard of No Tricks Zone shows highlights of four studies published this year on changes...
14 Oct, 2020| Science Notes

Where did everybody go?

One of the underpinnings of 21st century climate forecasts is the projected growth of population. More people means more carbon...
30 Sep, 2020| Science Notes

The man-made forest fire problem

“The idea that fire is somehow new,” said geographer Paul Robbins of the University of Wisconsin, “a product solely of...
23 Sep, 2020| Science Notes

Man-made warming in China

From CO2Science: Significant urban heat islands have been observed in many cities. To date, much research has revealed urban heat...
23 Sep, 2020| Science Notes

And a special prize for the Canadian model

Two new papers by independent teams have been published in peer-reviewed journals showing that the latest generation of climate models...
02 Sep, 2020| Science Notes

A century of drought in East Africa

From CO2Science: Droughts are a normal feature of climate capable of causing some of the most devastating natural disasters. And...
02 Sep, 2020| Science Notes

Gulf of Mexico coastal hurricane strikes

With Hurricane Laura making landfall and the alarmist crowd predictably blaming it on the current US President as if hurricanes...
02 Sep, 2020| Science Notes

The madness of clouds

We have talked previously about the extreme difficulties of modelling clouds, and why it is a problem for the science-is-settled...
26 Aug, 2020| Science Notes

1919 or 2019? Back to Ottawa

We end up where we began our quiz series, in Ottawa, looking this time at precipitation in Canada’s capital, where...
15 Jul, 2020| 1919 or 2019

Warming means fewer hurricanes

Every time a hurricane strikes the US, which has happened less frequently this decade than most previous decades, the alarmists...
15 Jul, 2020| Science Notes

1919 or 2019? Vancouver Edition

The mountains around Vancouver are beautiful to behold. But they also capture the moist winds off the Pacific and create...
08 Jul, 2020| 1919 or 2019

Waak waak waak

Penguins can’t seem to get a break. And they’re funny-looking. Admit it. Graceful under water, yes. But funny on land....
08 Jul, 2020| Science Notes

1919 or 2019? London Ontario Edition

London Ontario, down there in tornado alley, is accustomed to the vagaries of weather and the ability of an ordinary...
01 Jul, 2020| 1919 or 2019

When the land really was green

Via Kenneth Richard of NoTricksZone we learn of a fascinating study from 2016 that measured how much sunlight hit the...
01 Jul, 2020| Science Notes

If your only tool is a CO2 molecule...

A new paper in The European Physical Journal by veteran MIT meteorologist Richard Lindzen gently but clearly ridicules the idea...
24 Jun, 2020| Science Notes

The beaches of Rio

Kenneth Richard of NoTricksZone alerts us to a new paper reviewing evidence on sea levels in Sepetiba Bay, just south...
24 Jun, 2020| Science Notes

1919 or 2019? Kingston Edition

For today’s contest we wander amidst the leafy splendour of Queen’s University in Kingston Ontario to compare rainfall records from...
17 Jun, 2020| 1919 or 2019

1919 or 2019? Victoria BC Edition

Since we're looking at rainfall, we should go somewhere they get enough of the stuff to know when it's changing....
10 Jun, 2020| 1919 or 2019

Sensitivity a la carte

We've talked about the problem of estimating Equilibrium Climate Sensitivity (ECS) before. We even made a video we invite you...
10 Jun, 2020| Science Notes

Time to give up the fantasy

Speaking of climate sensitivity, a correspondent alerted us to an amusing exchange a few years back in a climate journal...
10 Jun, 2020| Science Notes

Just in time for hurricane season

Via CO2Science we learn of a new study of hurricane frequency and intensity near Charleston South Carolina spanning 1670 to...
03 Jun, 2020| Science Notes

1919 or 2019? Back to Ranfurly

We’ve seen enough temperature profiles from cities across the country to underline the truth of a point we have made...
27 May, 2020| 1919 or 2019

1919 or 2019? Nicolet Edition

Bienvenue à Nicolet! Nestled midway between Montreal and Quebec City on the St. Lawrence south shore, this quaint town at...
20 May, 2020| 1919 or 2019

The iron law of modeling

At a time when COVID-19 models are being lambasted for vastly overstating the mortality rates from SARS-CoV-2, we begin to...
20 May, 2020| Science Notes

1919 or 2019? Ranfurly Edition

Yes, there is a place in Canada with the lovely name of Ranfurly. It’s in Alberta just east of Lavoy...
13 May, 2020| 1919 or 2019

Getting Medieval on China's Temperature

Via the Global Warming Policy Forum we learn of a new study compiling temperature proxies and historical records for China...
13 May, 2020| Science Notes

Bad news if you hate vegetables

If climate change wasn’t already scary enough, a new comprehensive meta-analysis of over 100 studies published over nearly 60 years...
13 May, 2020| Science Notes

1919 or 2019? Atlin BC

One difficulty with surface thermometer data is that the longest records tend to be located where people live, so they...
06 May, 2020| 1919 or 2019

A fiery blast from the past

We have previously noted that the climate models currently in use are too sensitive, meaning on average they predict too...
06 May, 2020| Science Notes

1919 or 2019? St. John's Edition

If you had planned your summer holidays out on The Rock, or maybe down on Broadway to take in Come...
29 Apr, 2020| 1919 or 2019

Dry scientific findings

We’ve had a lot to say about droughts here at CDN, partly because of all the scary pictures people like...
29 Apr, 2020| Science Notes

1919 or 2019? Welland Ontario Edition

With the coronavirus hitting our food supply chain, we’re all glancing nervously towards the farming districts and hoping they’ll be...
22 Apr, 2020| 1919 or 2019

The ice that wouldn't melt

Susan Crockford of Polar Bear Science notes that the ice around Svalbard island is at its highest level since 1988...
22 Apr, 2020| Science Notes

The 'Hydro-illogical cycle'

Alas, we cannot take credit for that title, which was coined by hydrologists a long time ago to describe the...
15 Apr, 2020| Science Notes

Hottest Year Ever, Medieval Edition

Alarmists like to rattle off “hottest years ever” lists, which inevitably make it sound like the last few years are...
15 Apr, 2020| Science Notes

1919 or 2019 Wind Turbine Edition

Today’s contest is from London Ontario, down in the southwest part of the province where the previous provincial government put...
08 Apr, 2020| 1919 or 2019

Come elasticity or high water

We have previously discussed why we don’t think global warming is behind urban flooding. But even if it is, and...
08 Apr, 2020| Science Notes

Corals on acid

Ocean acidification is one of terms that invites you to picture an apocalyptic horror show, with the ocean turning into...
08 Apr, 2020| Science Notes

Fredericton: 1919 or 2019?

This time we head out to picturesque, friendly Fredericton NB, sizzling by the St. John River and struggling mightily to...
01 Apr, 2020| 1919 or 2019

1919 or 2019? Banff Edition

Ah Banff, the quintessential Canadian holiday spot, which in days of yore could be counted on for picture perfect winter...
25 Mar, 2020| 1919 or 2019

Or your coral gets it

Among the 1950s-drive-in-horror-style warnings routine on the topic of climate, we’re told corals are as fragile as they are beautiful...
25 Mar, 2020| Science Notes

An average year in Brazil's Amazon

Remember how the planet's lungs were on fire last year and the wildfires in the Brazilian Amazon were a crisis...
25 Mar, 2020| Science Notes

1919 or 2019 on the Prairies

If there’s one place that should have welcomed a bit of global warming, it’s Winnipeg Manitoba. Where they’ve been faithfully...
18 Mar, 2020| 1919 or 2019

Snow cover, more or less

We have previously reported that Northern Hemisphere winters have been getting snowier since 1990 according to the Rutgers University Global...
18 Mar, 2020| Science Notes

1919 or 2019?

Governments, media and activists keep insisting the weather today is completely different than it used to be and it’s all...
11 Mar, 2020| 1919 or 2019

CO2 doubling and beyond

Suppose in a wild worst-case scenario, instead of just doubling atmospheric CO2 over pre-industrial times, we somehow doubled it again...
11 Mar, 2020| Science Notes

Sweltering in Siberia

January was supposedly the hottest January ever and we’re all going to die according to reputable American governmental science agencies...
04 Mar, 2020| Science Notes

Why are polar bears going extinct?

It’s apparently such a common Google query that if you search “Polar bears” it’s the first “People also ask” option....
04 Mar, 2020| Science Notes

Sins of emission part 2

We reported last week on efforts by whistle-blowers in the climate science community to get their colleagues to stop using...
26 Feb, 2020| Science Notes

Cooling is good but not necessarily

Climatologists tell us that the stuff we put into the air has both warming and cooling effects. Greenhouse gases cause...
26 Feb, 2020| Science Notes

Models overstate Arctic warming

A new study in the peer-reviewed journal Geophysical Research Letters says... well, let’s let the authors do the talking. They...
26 Feb, 2020| Science Notes

Snowier everywhere but in the models

We recently noted that Northern Hemisphere records show the fall and winter seasons have been getting snowier on average even...
19 Feb, 2020| Science Notes

Alarmists busted

A controversy erupted in the world of climate modeling last month when two scientists published a commentary in Nature magazine...
12 Feb, 2020| Science Notes

Droughts: Just the facts

There's a standard litany about the evil effects of greenhouse gases that usually starts with “droughts, floods, hurricanes” and whatever...
12 Feb, 2020| Science Notes

But we were only off by a factor of 10

In 2018, with Hurricane Florence bearing down on the Carolinas, a group of scientists cranked up their supercomputer and announced...
12 Feb, 2020| Science Notes

Why didn't Tilligerry burn?

As the Australian bush fires die down, alarmists continue to blame climate change, a.k.a. you and your car. In our...
05 Feb, 2020| Science Notes

The snows of yesteryear

Your memory is not playing tricks. Winters are not what they used to be. See, it now… snows more. At...
05 Feb, 2020| Science Notes

Hot peppers

Scientists have spent the last several decades running experiments that expose crops to elevated carbon dioxide levels to see how...
29 Jan, 2020| Science Notes

Uh-oh, we just had the best decade ever

As the Spectator explains, the world has just experienced the best decade ever. It had its horrors, personal and geopolitical....
22 Jan, 2020| Science Notes

Sensitivity training for climate models

Scientists call the big question at the heart of the global warming “Equilibrium Climate Sensitivity”, or ECS. In English, it’s...
22 Jan, 2020| Science Notes

Fishy story

It's easy to despair about hyper-politicized climate science. But cheer up. Marine scientists at James Cook University in Australia have...
15 Jan, 2020| Science Notes

Safer from climate disaster than ever

A paper published in the scientific literature in July 2019 had the refreshingly plain-language title “Empirical evidence of declining global...
08 Jan, 2020| Science Notes

A much warmer Arctic

Don't tell Greta. But in the Scandinavian part of the Arctic around Svalbard Island, about ten thousand years ago, summers...
18 Dec, 2019| Science Notes

There goes the sun

According to Perspecta, Inc. meteorologist Paul Dorian on Watt’s Up With That?, the sun is going veeery quiet indeed. In...
18 Dec, 2019| Science Notes

A prediction that came true

In 1994 American meteorologists John Christy and Richard McNider took the 15 years of satellite data then available and measured...
11 Dec, 2019| Science Notes

Energy reality by the numbers

Like many Canadian energy executives, Chris Slubicki of Modern Resources is an engineer by training. When he kept hearing that...
11 Dec, 2019| Science Notes

In the Arctic, warming means cooling

We've been told a million times that global warming means extra turbocharged "amplified" warming in the Arctic, with dying polar...
04 Dec, 2019| Science Notes

Dead woman tells a tale

An intriguing new paper in the Journal of Marine Biology and Aquascape challenges conventional wisdom based on photographic and archaeological...
04 Dec, 2019| Science Notes

The very small crisis

We often hear that anthropogenic climate change is an emergency, and that greenhouse gases are the main drivers of everything...
27 Nov, 2019| Science Notes

Cherries in the rain

Global warming isn’t making it rain harder in the United States. Or less. Or both. So says a recent paper...
27 Nov, 2019| Science Notes

Some pictures of hot models

We're not given to using clickbait to attract subscribers. But here the models in question have temperature curves because they’re...
20 Nov, 2019| Science Notes

Whale the saves

The fundamental unseriousness of discussions of climate change is revealed by a story saying “whales may be able to store...
20 Nov, 2019| Science Notes

Climate Emergency Tour: Toronto Edition

The City of Toronto has embraced the climate emergency movement with great gusto, even floating the idea of new property...
13 Nov, 2019| Climate Emergency Tour

Green acres are getting greener

It's been known for years that adding CO2 to the air improves plant growth, which is not surprising since CO2...
06 Nov, 2019| Science Notes

Climate Emergency Tour: Markham Edition

A correspondent alerted us to an upcoming effort to get Markham to declare a climate emergency. It apparently not being...
06 Nov, 2019| Climate Emergency Tour

Warming isn't making hurricanes worse

Also from Pat Michaels is an op ed on the supposed link between Atlantic hurricanes and global warming. Michaels is...
30 Oct, 2019| Science Notes

Clouds ain't so cool

Some climate models say greenhouse gases cause a lot of warming and others don’t. Yet they all fit 20th century...
23 Oct, 2019| Science Notes

Warming means a greener Sahara

Global warming means the Sahara will expand, right? And that makes it a crisis, right? Wrong on both counts, says...
23 Oct, 2019| Science Notes

Don't tell Greta

Greta Thunberg thinks warm weather is a crisis. And since she’s easily upset it’s a good thing she doesn't realize...
16 Oct, 2019| Science Notes

Meanwhile in China

Via the Global Warming Policy Foundation we learn that researchers with the Chinese Academy of Sciences have analysed organic material...
16 Oct, 2019| Science Notes

Confessions of a climate scientist

Nakamura Mototaka, a Ph.D. in climatology from MIT, has worked at NASA, the Georgia Institute of Technology, Duke University and...
09 Oct, 2019| Science Notes

Cold kills yet again

The medical journal The Lancet recently published one of the largest studies ever undertaken of weather-related mortality risk. Analysis of...
09 Oct, 2019| Science Notes

Nothing to sea here

Just in time for the IPCC's special report on warming oceans and melting ice comes news that Nature magazine has...
02 Oct, 2019| Science Notes

Caution: Logic approaching

Judith Curry is a tropical meteorologist, retired chair of Earth Sciences at Georgia Tech and now head of a private...
25 Sep, 2019| Science Notes

Climate Emergency Tour: Winnipeg Edition

Alas, poor Winterpeg. Sitting there year after year waiting for a bit of lovely climate emergency to make the winters...
25 Sep, 2019| Climate Emergency Tour

Because Greenland really needs more ice

“SPECIAL REPORT: As their home melts, Greenlanders confront the fallout of climate change” shrieks NBC in a Sept. 17 email...
25 Sep, 2019| Science Notes

Cold winters and melting Arctic ice

Lately we've had brutally cold winters. Like in Sudbury, subject of this week's Climate Emergency whistle stop. And we are...
18 Sep, 2019| Science Notes

Aaaack, more winter rain

A new study taps a previously unused source of data and comes up with a definite trend in climate change:...
18 Sep, 2019| Science Notes

Climate Emergency Tour: Edmonton Edition

If you listen to its city councillors, Edmonton is facing a Climate Emergency. We prefer looking at the climate data,...
11 Sep, 2019| Climate Emergency Tour

Newsflash: Coastal areas are wet

With climate alarmism hopping from panic to panic like a polar bear on a melting ice floe, it’s useful periodically...
11 Sep, 2019| Science Notes

There's a carbon cycle?

One of Ronald Reagan’s most infamous “gaffes” was that trees produce more pollution than cars. But at least some environmentalists...
11 Sep, 2019| Science Notes

The picture of Dorian Hurricane

With Hurricane Dorian pounding Grand Bahama, those who live in Florida are being advised to brace for the impact, while...
04 Sep, 2019| Science Notes

Climate Emergency Tour: Regina Edition

Our continuing survey of the climate history of Canadian cities, made possible by the website weatherstats.ca, continues with a visit...
04 Sep, 2019| Climate Emergency Tour

It had to be

Scientific American chortles that scientists have explained why West Antarctica is losing ice. No prize for guessing: It’s “Global Warming”,...
04 Sep, 2019| Science Notes

Climate emergency tour: Montreal edition

Our tour of Canadian cities suffering the horrors of the climate emergency takes us today to Montreal PQ, where records...
28 Aug, 2019| Climate Emergency Tour

The trees talk to him

Jim Steele finds that time spent with trees is instructive as well as enjoyable. Specifically, teaching students about the history...
28 Aug, 2019| Science Notes

Climate Emergency Tour: Calgary Edition

In our continuing series on Canadian cities enduring the horrors of the climate change emergency, today's stop is Calgary. Here...
21 Aug, 2019| Climate Emergency Tour

Greenland is cooling down

No, it’s not a typo. Greenland is colder and icier now than for most of the past 10,000 years. If...
21 Aug, 2019| Science Notes

Vancouver: Where's the climate emergency?

The latest stop in our continuing tour of Canadian cities declaring a so-called Climate Emergency is Vancouver BC, where the...
31 Jul, 2019| Climate Emergency Tour

Not for all the warming in China

Cities grow, and as they do, they heat up. The so-called Urban Heat Island effect is a big problem for...
31 Jul, 2019| Science Notes

Halifax: Where are the heatwaves?

In our continuing travels through Canadian weather records based on the weatherstats.ca website, today's destination is Halifax NS. Last weekend...
24 Jul, 2019| Climate Emergency Tour

Those terrible Middle Ages

It’s remarkable how often “medieval” is used as an all-purpose insult in public discussion and popular culture. But it’s a...
24 Jul, 2019| Science Notes

When Great Lakes misbehave

One of the main reasons for our skepticism about the climate alarmist movement is their tendency to point to a...
17 Jul, 2019| Science Notes

Here comes the rain

David Leonhardt of the New York Times denounces “A flood of lies” because it rained hard in Washington, D.C. on...
17 Jul, 2019| Science Notes

Don't tell the polar bears

Last week we introduced the website weatherstats.ca from which you can easily obtain long term charts of all kinds of...
10 Jul, 2019| Science Notes

Extreme cold deadlier than extreme heat

In anticipation of the inevitable headlines reacting in astonishment to the inevitable summertime heatwaves as if we never used to...
10 Jul, 2019| Science Notes

CO2 hurts plants

One of the stranger attempted refutations of climate skepticism hurled at us recently (on Facebook) was a 2018 Harvard study...
10 Jul, 2019| Science Notes

Some truly man-made warming

The Climate Research Unit or CRU at the University of East Anglia is one of a few places where weather...
03 Jul, 2019| Science Notes

Heatwaves then and now

Via a CDN correspondent we recently learned of the remarkable website weatherstats.ca. It lets you see today's temperature across the...
03 Jul, 2019| Climate Emergency Tour

How many degrees have you got?

No, it’s not one of those sneers directed only at skeptics, while lawyers, restaurant managers and political scientists pontificate about...
03 Jul, 2019| Science Notes

A burning question

Are forest fires getting bigger or more numerous due to climate change? We'd be doing what we criticize others for...
26 Jun, 2019| Science Notes

Hurricanes will get worse, or not

The IPCC and others have long pointed out that the number of hurricanes making landfall has not been trending upwards....
26 Jun, 2019| Science Notes

Speaking of predictions

The Weather Channel has updated its summer forecast for Canada. Why? Because for some reason the year that should be...
26 Jun, 2019| Science Notes

Photoshop drowned my island

Time magazine recently showed UN chief Antonio Guterres on Tuvalu with the water photoshopped rising up to his shoulders to...
19 Jun, 2019| Science Notes

So now it's drought

On the Scientific American blog, Kate Marvel invokes the California drought that ended to argue that the drought won’t end...
19 Jun, 2019| Science Notes

Snow in the Arctic?

Isn't the Arctic supposed to be melting? Maybe inside computer models. But according to Environment Canada, out there in the...
12 Jun, 2019| Science Notes

Even when the Arctic is melting...

There are various ways to characterize changes in Arctic sea ice over time. Including the alarmist’s simple case of vanishing...
12 Jun, 2019| Science Notes

Why climate change is scary

Well for one thing there are Dansgaard-Oeschger events, or D-O for short. Although oh-oh might be more appropriate. Those skeptical...
12 Jun, 2019| Science Notes

Floods: the new same old

In its 2012 report on extreme weather the Intergovernmental Panel on Climate Change concluded that there was little evidence of...
05 Jun, 2019| Science Notes

Rainstorms, eh?

With this spring's flood events inspiring politicians across the spectrum mindlessly to invoke climate change, it is worth pointing out...
05 Jun, 2019| Science Notes

Hooray, uncertainty

For some reason Donald Rumsfeld took a lot of heat back in 2002 for warning about the danger of things...
05 Jun, 2019| Science Notes

An air of denial

The “ground zero” of greenhouse-gas-induced warming is not as you might suppose on the ground. All the climate models say...
29 May, 2019| Science Notes

Urbanization affects thermometers

Common sense tells you that cities are hotter than the surrounding countryside because asphalt and cement absorb heat and machinery...
29 May, 2019| Science Notes

Here come the tigers

Climate alarmism may have jumped the shark, or land-based equivalent, with the new claim in Newsweek, by an Oxford University...
29 May, 2019| Science Notes

Satellite vs satellite

Atmospheric temperature data from weather satellites has long been a thorn in the side of alarmists because it tends to...
22 May, 2019| Science Notes

Speaking of data...

Roy Spencer has more trouble for the alarmists this week. A few recent reports (like the recent Environment Canada State...
22 May, 2019| Science Notes

Remember global warming?

It might seem like an odd question since nobody seems willing to shut up about it. Some say there’s been...
22 May, 2019| Science Notes

Antarctica didn't get the memo

Global warming means polar ice caps melting which means sea levels rising which means ... well let's back up a...
15 May, 2019| Science Notes

The megadrought of 1876-78

Yes, there were droughts before SUV's were invented. And they led to famines too, because the world was poorer then...
15 May, 2019| Science Notes

The coral see

Instead of the impact of climate on corals it’s time, thanks to some Australian scientists, for the impact of corals...
15 May, 2019| Science Notes

Earth got blobs

Scientists using innovative techniques are making surprising discoveries. Which might seem a humdrum statement, including on a story about learning...
08 May, 2019| Science Notes

A flood of conjecture

It is Spring, which means rain and inevitably, in some places, floods. And naturally the alarmists are out in force...
08 May, 2019| Science Notes

Storm (lack of) warning

In keeping with the sound methodology of looking at the big picture, a recent paper from the Global Warming Policy...
08 May, 2019| Science Notes

Cyclones don't surge

Spare a thought for Mozambique, recently hit by a second cyclone in two months. News coverage has been relatively restrained,...
01 May, 2019| Science Notes

2,000 Years Under the Sea

There is much talk about the temperature record going back a great many years. But of course we can’t stick...
01 May, 2019| Science Notes

Cooking the thermometer

It's healthy for scientists to debate evidence as well as logic. And despite people hissing “shut up” at climate skeptics,...
01 May, 2019| Science Notes

When we get the new computers

A lot of people believe that inadequacies in modeling weather and climate are due to the fact that the computers...
24 Apr, 2019| Science Notes

Fueling their anger

If it isn’t polar bears disappearing, it’s forest fires rampaging. Canada’s environment minister keeps citing a fictitious increase in them...
24 Apr, 2019| Science Notes

Because we never used to have wildfires

Tony Heller’s website realclimatescience.com specializes in finding historical newspaper entries and climate records that debunk claims that current events are...
24 Apr, 2019| Science Notes

Not-so-adorable polar bears

As we mentioned briefly last week, a documentary on Netflix claimed some Siberian walruses fell to their deaths off a...
17 Apr, 2019| Science Notes

Wait, greening?

Amidst news that Canada warmed 1.7 degrees since 1948 we might also note that the country has gotten better off...
17 Apr, 2019| Science Notes

Warmest ever, except for all the others

Between the Netflix walrus scam and the Environment Canada report about relatively rapid warming in northern Canada, it is important...
17 Apr, 2019| Science Notes

Frogs and fake news

As noted elsewhere in this newsletter, when warming brings good things no one will mention it. But if a study...
10 Apr, 2019| Science Notes

The only thing worse than warming

Via CO2science we learn of a new study (or rather another new study, there being many earlier ones making the...
10 Apr, 2019| Science Notes

The strong weak sun

A new study in the Proceedings of the National Academy of Sciences finds a surprisingly strong solar influence on wind...
10 Apr, 2019| Science Notes

The 3rd horseman falls off his mount

Ukraine is the latest place to report a record harvest despite predictions of climate-driven drought, blight, pests and even “toxic...
03 Apr, 2019| Science Notes

Clouding the picture

If we were to rank the emptiest slogans in the climate debate, "It's just basic physics" would be near the...
03 Apr, 2019| Science Notes

Shocked by ice

One of Greenland's largest glaciers, Jakobshavn, has long been a poster child of global warming alarmism because of its rapid...
03 Apr, 2019| Science Notes

Even cornier

Harvard researchers, Science Daily reports, suggest the boom in corn production in the United States since the mid-20th century may owe...
27 Mar, 2019| Science Notes

Reef knot

In 2014, the United Nations Intergovernmental Panel on Climate Change took a measured position on coral reefs: “Coral cover and...
27 Mar, 2019| Science Notes

What little we know

Journalist Marjin Poels, whose iconoclastic film on climate change, "The Uncertainty has Settled" caused a great stir in Europe, recently...
20 Mar, 2019| Science Notes

All that glitters

A study in Nature Climate Change, ostensibly celebrating the 40th anniversary of weather satellites, claimed that the influence of CO2...
20 Mar, 2019| Science Notes

Common sense on the cob

Alarmist forecasts of declining crop yields under global warming depend on the assumption that farmers will be too dumb to...
20 Mar, 2019| Science Notes

Tell the one about the fiery bogeyman again

Biologist Jim Steele denounces “scary campfire story” climate alarmism from the perspective of someone who spent a lifetime protecting ecosystems...
13 Mar, 2019| Science Notes

The last ice floe?

It is too often taken for granted in discussions of climate that Arctic sea and Antarctic land ice are rapidly...
13 Mar, 2019| Science Notes

Hot and bothered

Climate change does seem to be causing anxiety; apparently over a third of millennials worry that human children are bad...
13 Mar, 2019| Science Notes

Global warming saves lives

It’s a bumper sticker you’re not likely to see. But there is a scientific basis for it, unlike glib claims...
06 Mar, 2019| Science Notes

Atoll tales about sea level rise

A longstanding warning about climate change is that the seas will rise washing away small Eden-like tropical atolls especially in...
06 Mar, 2019| Science Notes

Fish story

After years of factory trawlers, drift nets, open access and lack of enforceable regulations, it turns out it’s not overfishing...
06 Mar, 2019| Science Notes

Tempest in a blog post

With everyone suddenly an expert on extreme weather, an actual scientist threatens to spoil the fun. Dr. Judith Curry, former...
27 Feb, 2019| Science Notes

Settled science: the oceans edition

Climate scientists are admitting that their measurements of ocean surface temperatures through the 20th century are far less certain than...
27 Feb, 2019| Science Notes

Brrrctic

Back when the polar bears were going extinct another reliable alarmist story was about the vanishing Arctic ice. It seems...
27 Feb, 2019| Science Notes

The end of winter 2.0

With much of the northern hemisphere buried in record snow, a new study yet again touts the end of winter...
20 Feb, 2019| Science Notes

Carbon catch and release?

The New York Times writes a classic “Time may tell” story about a Swiss firm that hopes to get carbon...
20 Feb, 2019| Science Notes

A great wind

Climate alarmists frequently claim increased extreme weather proves pernicious human impact on the environment. Even if they have to invent...
20 Feb, 2019| Science Notes

All fired up

One of the annoying habits we aim to cultivate here at CDN is that of looking stuff up. When politicians...
13 Feb, 2019| Science Notes

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