The views of researchers skeptical of the theory humans are causing potentially catastrophic climate change have become scarce in news...

This piece is in response to a Congress Blog piece by Sylvie Stein of Forecast the Facts that takes issue...

A few years ago, a journalist asked me for my thoughts on the importance of "Earth Hour" – which was...

A new study shows the atmosphere may be less sensitive to CO2 than most scientists think thanks to clouds and...

President Obama is expected today to bypass Congress again with a pledge to cut carbon emissions of up to 28...