ipcc summary for policymakers, Tag

Observations Now Inconsistent with Climate Model Predictions for 25 (going on 35) Years By Paul C. “Chip” Knappenberger and Patrick J. Michaels Question: How long will the fantasy that climate models are reliable...

Guest essay by Douglas J. Keenan Temperatures on Earth’s surface—i.e. where people live—are widely believed to provide evidence for global warming.  Demonstrating that those temperatures actually provide evidence,...

Guest Essay by Dr. Norman Page 1.The Demise of the IPCC and the CAGW Delusion. a) Overview. In the AR5 Summary for Policymakers the IPCC glossed over  the developing cooling trend in global temperatures and so lost the...

Dave Burton writes: Anthony, The IPCC replied promptly to my inquiry (below), and they surprised me, twice: 1. They say that the just released “final” draft of the AR5 WG1 Report isn’t really final after...

AR5 heralds the beginning of the end It’s the beginning of the end. Watch the Giant with Feet of Clay crumble. A train wreck in slow motion. There’s more sense being said about AR5 than would have been imaginable eighteen...

Andrew Montford at Bishop Hill recently posted links to the AR5 second order draft materials and comments dated March 28th, 2013. With those available it allows us to begin constructing a timeline of how the finalized documents...

Tom Nelson points this out - IPCC sausage-making details: Saudi Arabia cautioned against “giving policy makers the message that CO2 drives global warming” Summary of the Twelfth Session of the IPCC WGI and IPCC-36, 23-26...

Patrick Carlberg writes: I can’t assess the validity of the values from the climate models presented in AR5 (mostly due to lack of time). But I can tell you there are tricks used in the way they interpret the statistical...

September 30, 2013 The Honorable John Kerry Secretary of State Washington D.C. 20520 Dear Mr. Secretary: Your press release dated September 27, 2013 Release of the Fifth Assessment of the Intergovernmental Panel on Climate...

IPCC has never waited for 30-year trends, and they were right. Guest essay by Barry Brill Under pressure at a media conference following release of its Summary for Policymakers, AR5 WG1 Co-Chair Thomas Stocker is reported...

By Paul Homewood In an attempt to downplay the recent halt in global warming, the IPCC have claimed in their Summary for Policymakers that: As one example, the rate of warming over the past 15 years (1998–2012; 0.05  °C...

From the “(pick one: 90% 95% 97%) certainty department, comes this oopsie: Via Bishop Hill: ============================================================= Doug Keenan has just written to Julia Slingo about a problem...

Guest essay by Patrick J. Michaels and Paul C. “Chip” Knappenberger WASHINGTON, DC – The U.N.’s Intergovernmental Panel on Climate Change (IPCC) today released the Summary for Policymakers (SPM) of the physical science...

From the “(pick one: 90% 95% 97%) certainty department, comes this oopsie: Via Bishop Hill: ============================================================= Doug Keenan has just written to Julia Slingo about a problem...

This is a bullet point collection of reactions as they come in, it will be updated throughout the day by added new items to the list. My first reaction was: That IPCC had a golden opportunity, and blew it due … Continue...