Climate & Climate Change

I was back at the Future Summit today listening to more speakers lament climate change and how it is going to be drier and warmer in the future. Tom Hatten from CSIRO could have spoken about the science, but he also deferred to perceptions … [Read more...] about Climate Change Not So “Black & White”

Last August I posted a comment at this blog titled 'The Troposphere is Warming', in which I explained that, in accordance with global warming models, and according to a series of papers in the journal Science, the lower troposphere was … [Read more...] about Is the Troposphere Warming?

The IPCC is intending to release its Fourth Assessment Report (AR4) in three parts next year. Part 1 is likely to be launched in early 2007 and focus on the physical basis for climate change. Part 2 is likely to be released mid year and focus on … [Read more...] about More Confident & More Precise: Next Year’s IPCC Report

Coby, I accept that I should not have said [in my previous blog post, which can be accessed by clicking here] that well mixed GHGs "presumably have a similar warming impact in both hemispheres" (Figure 11 of Hansen et al, third map down in right … [Read more...] about More ‘Dumb’ Questions from Ian Castles

According to the New Zealand Herald: "A group of leading climate scientists has announced the formation of the New Zealand Climate Science Coalition, aimed at refuting what it believes are unfounded claims about man-made global warming. "We believe … [Read more...] about New Zealand Contrarians to Audit IPCC?

Climatologists at Duke University in the US have been running some simulations for the Northern Hemisphere and in their latest press release are suggesting that the higher range temperature scenarios are unlikely but nevertheless give a probability … [Read more...] about Lots of Temperature Ups and Downs Over Last Six Centuries: Gabriele Hegerl