Articles tagged with: Climate sensitivity

ARTICLE REVIEWS

Guardian coverage of essay on potential of future “hothouse” climate is generally accurate, but misstates some details

in The Guardian, by Jonathan Watts

— 09 Aug 2018

"The article reasonably summarizes a new study published in PNAS, which describes the potential of tipping elements to enhance climate warming and the potential for the Earth to tr..

Financial Post commentary misleads about warming effect of greenhouse gas emissions by cherry-picking studies

in Financial Post, by Ross McKitrick

— 22 Jun 2018

"This is an opinion piece in the "lukewarm" category, arguing that climate models are wrong, future warming will be small, based on carefully selected publications, misleading pres..

CLAIM REVIEWS

Prof. John Christy incorrectly claims to show climate models are too sensitive to carbon dioxide

CLAIM
the real atmosphere is less sensitive to CO2 than what has been forecast by climate models

SOURCE: John Christy, The Daily Caller

Published: 01 Dec 2017

VERDICT

Heartland Institute report’s claim that climate models are too sensitive to CO2 does not reflect evidence

CLAIM
[climate models] systematically over-estimate the sensitivity of climate to carbon dioxide ... and modelers exclude forcings and feedbacks that run counter to their mission

SOURCE: Craig Idso, Robert Carter, S. Fred Singer, Heartland Institute

Published: 23 May 2017

VERDICT

Climate sensitivity estimate given in Heartland Institute’s report is misleading

CLAIM
Doubling the concentration of atmospheric CO2 from its pre-industrial level, in the absence of other forcings and feedbacks, would likely cause a warming of ~0.3°C to 1.1°C

SOURCE: Craig Idso, Robert Carter and S. Fred Singer, Heartland Institute

Published: 02 May 2017

VERDICT