Tag Archives: Intergovernmental Panel on Climate Change

The Lewis and Crok exposition – Climate less sensitive to Carbon Dioxide than most models suggest

Full papers plus additional comments from co-author Nic Lewis follow. I have added some relevant diagrams and tables from the report, plus reproduced the foreword by Dr. Judith Curry as well as updated the summary Equilibrium Climate Response Graph originally … Continue reading

About these ads
Posted in Climate News, Climate sensitivity, IPCC | Tagged , , , , , , , | 106 Comments

IPCC silently slashes its global warming predictions in the AR5 final draft

Guest essay by Christopher Monckton of Brenchley Unnoticed, the IPCC has slashed its global-warming predictions, implicitly rejecting the models on which it once so heavily and imprudently relied. In the second draft of the Fifth Assessment Report it had broadly … Continue reading

Posted in IPCC, IPCC AR5 Report | Tagged , , , , , , , | 173 Comments

Many Climate Reconstructions Incorrectly Attributed to Temperature Change.

Guest essay by Dr. Tim Ball The Intergovernmental Panel on Climate Change (IPCC) set climate research back thirty years, mostly by focusing world attention on CO2 and higher temperature. It was a classic misdirection that required planning. The IPCC was … Continue reading

Posted in IPCC, Paleoclimatology | Tagged , , , , , , , | 151 Comments

Oh say can you see modern sea level rise from a geological perspective?

Guest post by David Middleton Experts say the IPCC underestimated future sea level rise A new study surveys 90 sea level rise experts, who say sea level rise this century will exceed IPCC projections Wednesday 4 December 2013 John Abraham … Continue reading

Posted in Adjustments/Corrections, Al Gore, Alarmism, Antarctic, Arctic, Gravity, Greenland ice sheet, Hiatus in Global Warming, IPCC, IPCC AR5 Report, Paleoclimatology, Sea level | Tagged , , , , | 101 Comments

On the Futility of Long-Range Numerical Climate Prediction

Note: two events at AGU13 this morning dovetail in with this essay. The first, a slide from Dr. Judith Lean which says: “There are no operational forecasts of global climate change”. The second was a tweet by Dr. Gavin Schmidt, … Continue reading

Posted in Forecasting, Modeling | Tagged , , , , , , , | 265 Comments

Intelligence and the hockey stick

Guest essay by Christopher Monckton of Brenchley In 1990, the IPCC’s First Assessment Report showed a schematic demonstrating the then understanding that the medieval warm period had been appreciably warmer than the present and that the Little Ice Age had … Continue reading

Posted in Opinion | Tagged , , , , , , , | 67 Comments

IPCC’s Report on Climate Change: Myths & Realities

A World Meteorological Organization insider’s view of the IPCC report. Guest essay by Dr. S. Jeevananda Reddy Formerly Chief Technical Advisor – WMO/UN [A note to readers: English is not Dr. Reddy’s primary language. I have made some edits to … Continue reading

Posted in Agriculture, IPCC | Tagged , , , , , , , | 51 Comments

A Theory Ready for Extinction

Don’t worry too much over those warmist predictions that millions of species will soon be lost to climate change. Judging by their methods it is the doomsayers who are the real dodos Guest essay by Dr. David Stockwell Will climate … Continue reading

Posted in Extinction | Tagged , , , , , , , | 75 Comments

HARRIS and KHANDEKAR: Blaming the developed world for the forces of nature

By Tom Harris and Madhav Khandekar Originally published in The Washington Times Tuesday, December 3, 2013 Bad science puts rich nations on the hook for trillions in climate liabilities Delegates at the recent U.N. climate conference in Warsaw decided that … Continue reading

Posted in Climate News | Tagged , , , , , , , | 100 Comments

WG1 co-chair Thomas Stocker abandons IPCC principles

Thomas Stocker, the co-chair of IPCC WG1, has been discussed previously on this blog. On 26th November he gave a talk at Imperial College on the messages from the AR5 WG1 report. The headline of the write-up is “Act now … Continue reading

Posted in IPCC | Tagged , , , , , , , | 36 Comments

Mail wars: Heartland -vs- the AMS

There is a bit of a row that has developed over the recent American Meteorological Society survey of its membership on cause of climate change that gave a surprising result of only 52% of survey respondents answering Yes: Mostly human. … Continue reading

Posted in 97% consensus, Opinion | Tagged , , , , , , | 90 Comments

The Important Difference between Climatology and Climate Science

Why did the Royal Society need secret meetings? Guest essay by Dr. Tim Ball Recent events underscore problems with understanding climate and how the Intergovernmental Panel on Climate Change (IPCC) achieved their deception. Comments about my recent article appreciated it … Continue reading

Posted in Opinion, Science | Tagged , , , , , , , | 207 Comments

New paper: climate models short on ‘physics required for realistic simulation of the Earth system’

I’m pleased to have had a chance to to review this new paper just published in the Journal of Climate: An Evaluation of Decadal Probability Forecasts from State-of-the-Art Climate Models Suckling, Emma B., Leonard A. Smith, 2013: An Evaluation of … Continue reading

Posted in Modeling | Tagged , , , , , , , | 46 Comments

World agricultural output continues to rise, despite dire predictions of decline

Guest essay by Steve Goreham Originally published in The Washington Times The year 2013 has been a great year for global agriculture. Record world production of rice and healthy production of wheat and corn produced strong harvests across the world. … Continue reading

Posted in Agriculture | Tagged , , , , , , , | 94 Comments

The ‘worse than we thought’ model

From ETH Zurich: Underestimated future climate change? 25.11.2013 | Fabio Bergamin New model calculations by ETH researcher Thomas Frölicher show that global warming may continue after a stoppage of CO 2 emissions. We cannot rule out the possibility that climate … Continue reading

Posted in Carbon dioxide, Climate sensitivity, Modeling | Tagged , , , , , , , | 108 Comments

Stefan Rahmstorf and the consensus of experts on sea level -vs- reality, reality wins

From Stefan Rahmstorf and the Potsdam Institute for Climate Impact Research (PIK) Expert assessment: Sea-level rise could exceed 1 meter in this century In contrast, for a scenario with strong emissions reductions, experts expect a sea-level rise of 40-60 centimeters … Continue reading

Posted in Sea level | Tagged , , , , , , , | 92 Comments

On CO2 residence times: The chicken or the egg?

While some model based claims say that CO2 residence times may be thousands of years, a global experiment in measurable CO2 residence time seems to have already been done for us. By Christopher Monckton of Brenchley Is the ~10-year airborne … Continue reading

Posted in Carbon dioxide | Tagged , , , , , , , | 292 Comments

From 90% to 95% confidence level: How IPCC claims can be at the same time consistent and absurd.

We have been expecting too much from the IPCC about its confidence level increase: the explanation may actually be simple… and surprising. Guest essay by Stephane Rogeau Image: From IPCC FAQs Many people are wondering what actually made the IPCC … Continue reading

Posted in IPCC, IPCC AR5 Report | Tagged , , , , , , , | 95 Comments

Cowtan & Way off course

By Christopher Monckton of Brenchley This time last year, as the honorary delegate from Burma, I had the honor of speaking truth to power at the Doha climate conference by drawing the attention of 193 nations to the then almost … Continue reading

Posted in COP conferences, Cowtan & Way | Tagged , , , , , , , | 177 Comments

Warsaw COP19 report– there’s something in the water

Andy Pattullo reports, November 14, 2013, Warsaw This week UN delegates opened the current Warsaw Climate change Conference with hopes of engineering a renewed agreement to curb human-driven global warming just as effective as the last, however a new and … Continue reading

Posted in Humor, Satire | Tagged , , , , , | 67 Comments