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Ken Caldeira
Senior Scientist, Carnegie Institution for Science
Expertise: Climate modeling, Ocean acidification, Long-term Geochemical cycles
Details:
Hypothesis handle: KenCaldeira
Qualifying publication(s): see criteria
ARTICLES REVIEWED
Financial Post commentary jumps to unsupported conclusions in claiming “climate change isn’t causing extreme weather”
in Financial Post, by Ross McKitrick
— 13 Jun 2019
"This article is misleading since it confuses changes in climate change impacts with changes in climate and weather extremes and it subjectively selects examples that support its m..
Commentary in The Australian by Ian Plimer relies on false claims to make its case
in The Australian, by Ian Plimer
— 20 May 2019
"If you think that potentially causing hundreds of millions of refugees and trillions of dollars in damages is fine because some plants did well in the same conditions millions of ..
Breitbart article baselessly claims a study of past climate invalidates human-caused climate change
in Breitbart, by John Nolte
— 11 Apr 2019
"By the reasoning of this article, if a rock rolled down a hill three million years ago, no human can be responsible for rolling a rock down a hill today. The fallaciousness of thi..
Analysis of “Ocean acidification: yet another wobbly pillar of climate alarmism”
in The Spectator, by James Delingpole
— 10 Jan 2017
The scientists who have analyzed the article show that it contains significant inaccuracies, notably for its core assumptions, and misrepresents scientific studies and scientists i...
Analysis of “James Lovelock: ‘Before the end of this century, robots will have taken over’”
in The Guardian, by Decca Aitkenhead & James Lovelock
— 07 Oct 2016
"Extraordinary claims demand extraordinary evidence, and Lovelock has not even come up to the standards of providing what the scientific community would consider to be ordinary evi..
Analysis of “Flooding of Coast, Caused by Global Warming, Has Already Begun”
in The New York Times, by Justin Gillis
— 07 Sep 2016
"The theory of sea-level rise and flood problems is pretty well understood — this makes the point that this theory is also happening now and can only be expected to get worse —..
Analysis of “What science can tell us about the links between global warming and massive heat waves”
in The Washington Post, by Chris Mooney
— 26 Jul 2016
"This is a well-written article that provides a good overall discussion around the connection between climate change and the ongoing US heat wave. In the absence of a specific even..
Analysis of “Scientists warn of ‘global climate emergency’ over shifting jet stream”
in The Independent, by Gabriel Samuels
— 06 Jul 2016
"This article makes little sense. It uses scientific jargon, such as in the last paragraph, to make it sound "scientific", but uses it so loosely that it has no meaning. I do not s..
Analysis of “Thanks to climate change, the Arctic is turning green”
in The Washington Post, by Chris Mooney
— 04 Jul 2016
"The article reports about recent evidence that terrestrial ecosystems are 'greening' in response to human activities, principally the increasing atmospheric CO2 concentration. The..
Analysis of “Great Barrier Reef may perish by 2030s…”
in Mashable, by Andrew Freedman
— 02 May 2016
This Mashable article reports on new preliminary research that finds the ongoing coral bleaching event in the Pacific is mainly due to human-caused global warming, and that if glob...
CLAIMS REVIEWED
Sea temperatures around the Great Barrier Reef have increased over the last 150 years, contrary to claim at Wattsupwiththat
CLAIM
"Great Barrier Reef Sea Surface Temperature: No Change In 150 Years"
SOURCE: David Mason-Jones, Wattsupwiththat?
Published: 08 Sep 2021
VERDICT
Prediction by Extinction Rebellion’s Roger Hallam that climate change will kill 6 billion people by 2100 is unsupported
CLAIM
I am talking about the slaughter, death, and starvation of 6 billion people this century—that's what the science predicts.
SOURCE: Roger Hallam, BBC News
Published: 22 Aug 2019
VERDICT
Meme image falsely claims wind turbines produce less energy that is used to build them
CLAIM
A windmill could spin until it falls apart and never generate as much energy as was invested in building it.
SOURCE: Internet users, Facebook
Published: 27 May 2019
VERDICT
EPA’s Scott Pruitt incorrectly suggests climate change might not be “a bad thing”
CLAIM
We know that humans have most flourished during times of, what, warming trends. I think there are assumptions made that because the climate is warming, that that is necessarily a bad thing.
SOURCE: Scott Pruitt, KSNV NBC Las Vegas
Published: 09 Feb 2018
VERDICT
Some extreme weather events are clearly becoming more common, in contrast to Lord Lawson’s claim
CLAIM
The IPCC, the Intergovernmental Panel on Climate Change, which is sort of the voice of the consensus, concedes that there has been no increase in extreme weather events.
SOURCE: Nigel Lawson, BBC
Published: 10 Aug 2017
VERDICT
Lord Lawson falsely claims that global temperatures have declined over last decade
CLAIM
according, again, to the official figures—during this past 10 years, if anything, mean global temperature, average world temperature, has slightly declined
SOURCE: Nigel Lawson, BBC
Published: 10 Aug 2017
VERDICT
Earth is not at risk of becoming a hothouse like Venus, as Stephen Hawking claimed
CLAIM
Trump's action could push the Earth over the brink, to become like Venus, with a temperature of two hundred and fifty degrees, and raining sulphuric acid.
SOURCE: Stephen Hawking, BBC
Published: 06 Jul 2017
VERDICT
The world’s coral reefs are severely threatened by climate change and other human impacts, as ABC story notes
CLAIM
90 per cent of the world's coral reefs will disappear in the next 35 years due to coral bleaching induced by global warming, pollution and over-development.
SOURCE: Greg Hassall & Rebecca Latham, ABC News
Published: 27 Feb 2017
VERDICT
Ocean acidification is expected to harm marine ecosystems overall, cherry-picking can lead to the opposite conclusion
CLAIM
Marine life has nothing whatsoever to fear from ocean acidification.
SOURCE: Mike Wallace & James Delingpole, The Spectator
Published: 10 Jan 2017
VERDICT
Oceans are currently acidifying, claims to the contrary contradict observations
CLAIM
there has been no reduction in oceanic pH levels in the last century
SOURCE: Mike Wallace & James Delingpole, The Spectator
Published: 10 Jan 2017
VERDICT