Monthly Archives: April 2016

Expert judgement and uncertainty quantification for climate change

Posted on April 28, 2016 by | 407 comments

by Judith Curry

When it comes to climate change, the procedure by which experts assess the accuracy of models projecting potentially ruinous outcomes for the planet and society is surprisingly informal. – Michael Oppenheimer

Continue reading →

407 Comments

Posted in Uncertainty

Rise in CO2 has greened planet Earth

Posted on April 26, 2016 by | 453 comments

by Judith Curry

We show a persistent and widespread increase of growing season integrated LAI (greening) over 25% to 50% of the global vegetated area, whereas less than 4% of the globe shows decreasing LAI (browning). Factorial simulations with multiple global ecosystem models suggest that CO2 fertilization effects explain 70% of the observed greening trend. – Zhu et al.

Continue reading →

453 Comments

Posted in Climate change impacts

Updated climate sensitivity estimates

Posted on April 25, 2016 by | 149 comments

by Nic Lewis

An update to the calculations in Lewis and Curry (2014).

Continue reading →

149 Comments

Posted in Sensitivity & feedbacks

The Denialism Frame

Posted on April 21, 2016 by | 641 comments

by Andy West

An inadequately testable and inappropriate framing.

Continue reading →

641 Comments

Posted in Scientific method, Skeptics

The Exxon Climate Papers

Posted on April 19, 2016 by | 327 comments

by Andy May

New York Attorney General Eric T. Schneiderman has accused ExxonMobil of lying to the public and investors about the risks of climate change according to the NY Times and has launched an investigation and issued a subpoena demanding extensive financial records, emails and other documents.

Continue reading →

327 Comments

Posted in Energy, Ethics

U.S. Presidential election discussion thread. Part VI

Posted on April 18, 2016 by | 352 comments

by Judith Curry

The election is heating up with the forthcoming primary in New York

Continue reading →

352 Comments

Posted in Politics

The paradox of the climate change consensus

Posted on April 17, 2016 by | 513 comments

by Judith Curry

In our view, the fact that so many scientists agree so closely about the [causes of the] earth’s warming is, itself, evidence of a lack of evidence for [human caused] global warming. – D. Ryan Brumberg and Matthew Brumberg

Continue reading →

513 Comments

Posted in Consensus

Kudos to the AGU

Posted on April 14, 2016 by | 175 comments

by Judith Curry

AGU Board votes to continue relationship with Exxon-Mobil and to accept sponsorship support.

Continue reading →

175 Comments

Posted in Ethics

Twilight of the Climate Change Movement

Posted on April 10, 2016 by | 432 comments

by Judith Curry

Don’t be fooled by the post-Paris fanfare: The climate change movement faces big trouble ahead.

Continue reading →

432 Comments

Posted in Policy

Electricity in China

Posted on April 6, 2016 by | 113 comments

by Peter Davies

China has big plans for low-carbon electricity, primarily to reduce air pollution but also with the intent of reducing CO2 emissions and building a true 21st century power grid. Is it going to succeed?

Continue reading →

113 Comments

Posted in Energy

Controversy over comparing models with observations

Posted on April 5, 2016 by | 326 comments

by Judith Curry

My draft talk elicited an interesting conversation on twitter, that deserves some wider discussion.

Continue reading →

326 Comments

Posted in Communication

Preparing a new talk

Posted on April 2, 2016 by | 280 comments

by Judith Curry

I could use some help pulling together some graphs for a talk I am giving next week.

Continue reading →

280 Comments

Posted in Attribution