Climate & Climate Change

Global temperatures this year will be lower than in 2007 due to the cooling effect of the La Nina current in the Pacific, UN meteorologists have said. The World Meteorological Organisation's secretary-general, Michel Jarraud, told the BBC it was … [Read more...] about WMO: Global Temperatures in 2008 will be Lower than in 2007

Climate policy expert Roger Pielke Jr, climatologist Tom Wigley, and economist Christopher Green lay out in a commentary article published in Nature why they think that the emission scenarios the IPCC produced nearly a decade ago, which are still … [Read more...] about IPCC Underestimate the CO2 Challenge

IPCC Review Editors have an extremely important function under IPCC procedures. In prior discussion of the Replies by WG1 Chapter Authors to Review Comments, we noted their unresponsiveness on issues that we were familiar with e.g. the deletion of … [Read more...] about Climate Audit: IPCC Review Editors Comments Online

Roger Pielke Sr has taken issue with comments on a nationalpost.com blog by Josh Willis titled, 'Josh Willis on climate change: Global warming is real.' Willis is an author of the recent paper on data derived from the ARGO network, which shows no … [Read more...] about Willis Tries to Dismiss His Own Ocean Non-Warming Research

The general impression one gets from the popular press is that over the last few years there has been accelerated global warming from the elevated levels of atmospheric carbon dioxide. In fact global warming has stalled since 1998. But there was … [Read more...] about Comparing Rates of Warming: Anthony Watts and Basil Copeland

There continues to be misunderstandings on my viewpoint on the role of humans within the climate system. This weblog is written to make sure it is clear, and can be used whenever someone asks the question as to where does Pielke Sr. stand on this … [Read more...] about Roger Pielke Sr Reiterates His Perspective on the Role of Humans in Climate Change