Delegates are expected to stay up late into the night at the UN climate summit, and rumors are swirling that baby steps are being taken towards a legally-binding climate change deal by 2015.

Climate change expert Stephen Schneider died yesterday in London. He was 65….

In the last week of the year, I have a ritual of calculating my carbon footprint and buying offsets….

I love Jim's items, but I've been advocating for a gift-free family Christmas for years because I dislike obligatory (and all) shopping and never…