Dr Roy Spencer’s site, which gives a good oversight with some lay and expert comments.
Judith Curry’s site - some excellent analysis of climate change issues
An interview with Judith Curry
Prof. Richard Lindzen and Prof. Hadi Dowlatabadi - exchange of views
Watts Up With That
Not A Lot Of People Know That
Prof. Richard Lindzen lecture from 2009. An excellent comprehensive coverage of the issue.
Clive Best’s site
Up-to-date paper on the greenhouse effect
No Tricks Zone
Somewhat off-topic - YouTube video of Sunday Politics item on diesel particulates
Link to a site that produces alternative reports to the IPCC.
A paper on 180 years of CO2 measurements
An Analysis of Greenpeace’s Business Model & Philosophy