Author Archives: Anthony Watts

The law of unintended climate consequences at work – study says 23% of warming in Europe since 1980 due to clean air laws

(Via the HockeySchtick) A paper published today in Geophysical Research Letters finds that clean air laws which greatly reduced sulfur dioxide emissions explain 81% of the “brightening” of sunshine and 23% of the surface warming in Europe since 1980. However, … Continue reading

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Posted in Aerosols | 42 Comments

Video summary of the Heartland #ICCC9 conference – plus a look at the “big oil” connection

This short video (4:30) was shot and edited by videographer Paul Budline from New Jersey, and it encapsulates short clips from many of the speakers at the conference. It is a good summary and worth your time. There’s a bit … Continue reading

Posted in Presentations | 37 Comments

New paper finds the climate to be ‘highly nonlinear’

But, we already knew that from experience. However, a lot of models still treat climate as a mostly or near linear process, and that’s why they aren’t performing particularly well at even predicting the present. (via the Hockeyschtick) A paper … Continue reading

Posted in Climate News | 75 Comments

Union of Concerned ‘Scientists’ frackivists taken to task for willful misrepresentation of facts in Erie, Colorado

Simon Lomax writes at Energy Indepth: Local officials in Erie, Colo., are pushing back hard against a national environmental group for misrepresenting the outcome of a failed “ban fracking” campaign in their town. The officials say the Massachusetts-based group has … Continue reading

Posted in Fracking | 77 Comments

California’s future energy pipe dream

I wonder how they’ll manage to put 25,000 offshore wind turbines in place after seeing the long battle (back to 2001 for the first permit) to get Cape Wind in Massachusetts approved with enviros switching sides to protect viewsheds, and … Continue reading

Posted in Energy, solar power, wind power | 146 Comments

‘Climate models not only significantly over-predict observed warming in the tropical troposphere, but they represent it in a fundamentally different way than is observed’

New Paper by McKitrick and Vogelsang comparing models and observations in the tropical troposphere This is a guest post by Ross McKitrick (at Climate Audit). Tim Vogelsang and I have a new paper comparing climate models and observations over a 55-year … Continue reading

Posted in Modeling, Tropics, Uncertainty | 48 Comments

Another benefit of global warming – increased forage plants

From the Fundação de Amparo à Pesquisa do Estado de São Paulo An increase in temperature by 2050 may be advantageous to the growth of forage plants With a 2°C increase in temperature, the plant Stylosanthes capitata Vogel was able … Continue reading

Posted in Agriculture, Positive effects of CO2 | 30 Comments

Uncertainty in the dirt: another climate feedback loop

From the Carnegie Institution  Climate change and the soil Climate warming may not drive net losses of soil carbon from tropical forests Washington, DC — The planet’s soil releases about 60 billion tons of carbon into the atmosphere each year, … Continue reading

Posted in feedbacks | 50 Comments

I wonder how this dedicated weather observer feels about having his readings adjusted by NCDC?

In my travels surveying weather stations around the United States, I met many dedicated observers like this one. It is sad indeed that their painstakingly recorded data by observers like this one gets adjusted by NCDC to give results that … Continue reading

Posted in Climate News, Weather_stations | 126 Comments

Greens go by air: Internal food fight over excutive response to airplane travel at Greenpeace – firings demanded

People send me stuff. An entertaining row has emerged over the behavior of the director of Greenpeace International Program, Pascal Husting, and the Greenpeace  International Executive Director, Kumi Naidoo.  It seems they are both are in hot water over airplanes … Continue reading

Posted in Climate FAIL, NGOs | 165 Comments

New paper finds transient climate sensitivity to doubling of CO2 is about 1°C

A new paper published in Ecological Modelling finds climate sensitivity to doubled CO2 concentrations is significantly lower than estimates from the IPCC and climate models which “utilize uncertain historical data and make various assumptions about forcings.” The author instead uses … Continue reading

Posted in Climate News, Climate sensitivity | 216 Comments

OCO: I can see your house emitting CO2 from here

From NASA JPL and the department of future CO2 emissions ticketing: OCO-2 Data to Lead Scientists Forward into the Past NASA’s Orbiting Carbon Observatory-2, which launched on July 2, will soon be providing about 100,000 high-quality measurements each day of … Continue reading

Posted in Carbon dioxide, Space | 60 Comments

Of mountains, molehills, and noisy bumps in the sea-ice record

Note: This is a follow up post to this one: Claim: Antartica record high sea ice partially an artifact of an algorithm I’d actually planned to write a rebuttal like this, but a wonky T-1 data line took all my … Continue reading

Posted in Antarctic, Sea ice | 78 Comments

New climate alarm mascot – white ringtail possums

Embarrassed by the stubborn refusal of polar bears to die out, or even to appear convincingly rare, climate scientists are touting a new poster child species for our collective climate guilt – the white lemuroid ringtail possum.

Posted in Alarmism, Climate News | 121 Comments

Claim: Antartica record high sea ice partially an artifact of an algorithm

From the European Geosciences Union New research suggests that Antarctic sea ice may not be expanding as fast as previously thought. A team of scientists say much of the increase measured for Southern Hemisphere sea ice could be due to … Continue reading

Posted in Antarctic, Sea ice | 223 Comments

‘Goldilocks zone’ exoplanets would not be habitable without an ocean

UEA: Oceans moderate the climate Story submitted by Eric Worrall h/t The Register – University of East Anglia researchers have challenged the view that any planet in the Goldilocks zone (the right distance from a star so water is likely … Continue reading

Posted in Science, Space | 98 Comments

Claim: natural variation ‘masked’ global warming, creating ‘the pause’

Statistical analysis shows pattern consistent with pre-industrial temperature swings, study concludes From McGill University’s Shaun Lovejoy Statistical analysis of average global temperatures between 1998 and 2013 shows that the slowdown in global warming during this period is consistent with natural variations … Continue reading

Posted in Hiatus in Global Warming | 213 Comments

Claim: we should all be vegetarians to stop global warming

From the meatheads at the Carnegie Institution Climate: Meat turns up the heat Stanford, CA—Eating meat contributes to climate change, due to greenhouse gasses emitted by livestock. New research finds that livestock emissions are on the rise and that beef … Continue reading

Posted in Agriculture, Alarmism | 197 Comments

Sea Ice News Volume 5 Number 4 – Are polar satellite sea ice sensors going wonky?

Sunshine hours writes: I have been a bit worried about the deep deep dive in Antarctica Sea Ice Extent. It appears to be a processing or sensor error. As of today the NSIDC data confirms it. (see image below) In … Continue reading

Posted in Sea Ice News | 77 Comments

Weekly Climate and Energy News Roundup

The Week That Was: 2014-07-19 (July 19, 2014) Brought to You by SEPP ( The Science and Environmental Policy Project Quote of the Week: The man who reads nothing at all is better educated than the man who reads nothing … Continue reading

Posted in Climate News Roundup | 25 Comments

Another carbon tax domino falls – South Korea goes cold on ETS

South Korea announces delay the day after Australia’s carbon tax repeal Story submitted by Eric Worrall In a sign that rejection of climate alarm is gathering momentum, South Korea has thrown doubt on its carbon plans. Significantly, the announcement was … Continue reading

Posted in carbon tax, Climate News | 218 Comments

A conversation with Dr. Roger Pielke Jr. on the Kaya Identity

As many readers know, there was quite a hullaballo over the Kaya Identity last week, two posts by Willis Eschenbach here and here created sides seemingly equally split on whether the equation is useful or not. One of the most … Continue reading

Posted in Carbon dioxide, Economy-health | Tagged | 394 Comments

Hard times for Aussie Alarmists – Flannery begs in new video

Story submitted by Eric Worrall Tim Flannery, one time head of the government Climate Commission in Australia, until it was disbanded by the current government, has released a video begging for donations to “keep science in the news”. A year … Continue reading

Posted in Alarmism, Climate cash | 110 Comments

A flip-flop on Arctic permafrost thaws – actually a net cooling rather than a warming

Since we discussed permafrost pingos today, I thought this story from the University of Alaska Fairbanks was a good sidekick story. It seems there’s a silver lining in melting permafrost after all. Study: Climate-cooling arctic lakes soak up greenhouse gases … Continue reading

Posted in Arctic | 23 Comments

The stark reality of green tech’s solar and wind contribution to world energy

Summed in in one graph that says it all.

Posted in Energy, Green tech, solar power, wind power | 149 Comments

New pictures of the hole in Yamal – and Pingo was its name-o

A couple of days ago I posted this story about the odd hole in the ground that appeared in Yamal, which was immediately blamed on ‘global warming’ by some fool who hadn’t looked at it closely: Anna Kurchatova from the … Continue reading

Posted in Curious things | 78 Comments

Dueling “weather is not climate” press releases – see if you can spot the politically biased one

URI researcher: Weather fluctuations cause people to seek information on climate change Media Contact: Todd McLeish, 401-874-7892 Results vary by political ideology, education levels KINGSTON, R.I. – July 16, 2014 – A University of Rhode Island researcher analyzed Internet search … Continue reading

Posted in Climate News | 178 Comments

Headed into ‘Lew-world’ in the U.K. – I could use your help

Yesterday, it was discovered that both John Cook and Michael Mann are headed to the Stephan Lewandowsky’s current place of trough feeding academic residence at the University of Bristol to give talks on Sept. 19th and 23rd. Since the talks … Continue reading

Posted in Announcements | 144 Comments

Put a cork in it! Claim: wine corks deteriorating due to ‘climate change’

From Science News: Wine corks may owe quality to gene activity Discovery that distinguishes superior stoppers could help reverse global downturn Even the most superb wine won’t last without its cork, but the quality of this renewable oaken resource has … Continue reading

Posted in Climate_change | 72 Comments

Calling all UK Skeptics – Free Talk with 97% Bias – plus the ability to ask questions

UPDATE: It’s a double feature, Mann will be there too, see below From the University of Bristol: Dogma vs. consensus: Letting the evidence speak on climate change 19 September 2014, 6 pm Victoria Rooms, Queens Road, Bristol, BS8 1SA In … Continue reading

Posted in 97% consensus, Announcements | 153 Comments

Another missing piece of the climate model puzzle – dust

From Scripps: Global climate models fail to simulate key dust characteristics African dust plays a key role in cloud formation, hurricanes and other global climate phenomena but models can’t characterize it well. Climate models that simulate the airborne African dust … Continue reading

Posted in Climate News | 34 Comments

Climate Craziness of the Week: Crater in Yamal caused by ‘global warming’

I kid you not. The level of stupid here is unprecedented. Forget the UFO theories, or the fact that it is Yamal, which started Climategate through the distortion of tree ring data and the witholding of FOI requests on the … Continue reading

Posted in Climate Craziness of the Week | 159 Comments

Breaking news on the ISEE-3 mission: it may not be lost – it’s those “O” rings again

A few days ago, my heart sank when I heard this news: Space Probe Might Lack Nitrogen to Push It Home It seemed a deal-killer if the nitrogen tanks were empty. Now, one of the team leaders has given me … Continue reading

Posted in Citizen science, Space, Technology | 25 Comments

Michael Mann’s ‘damages’ over FOIA emails? A piddling $250

From ‘amazing tales of the vexatious’. Climate Change Dispatch writes: In a clear slap in the face, the Virginia Supreme Court awarded Michael E. Mann and the University of Virginia a piddling $250 in damages in the email FOIA case. Showing … Continue reading

Posted in FOI, Michael E. Mann, Opinion | 84 Comments

The Science Publishing Complex – 1% publish 41% of all papers

Erik Stokstad in Science (AAAS) writes: Publishing is one of the most ballyhooed metrics of scientific careers, and every researcher hates to have a gap in that part of his or her CV. Here’s some consolation: A new study finds … Continue reading

Posted in Peer review, Science | 36 Comments