In response to skeptics' demands, proposal calls for more frequent readings of land surface temperatures and allowing independent scrutiny of data.

Canada does an about-face on its climate target (if only) and the G77 suspends talks.

The $3 billion would represent a near tripling in U.S. spending aimed at helping developing countries adapt to climate change problems and invest in new, cleaner energy technologies.

Obama administration makes a big announcement about Copenhagen.

World Resources Institute releases report on the Copenhagen pledges made by developed (Annex 1) nations.

This is the first in a series that examines both the promise and the pitfalls of the upcoming climate talks in Copenhagen.

Animals seem to want climate regulation too, according to this super cute viral video via Buzz Feed.

Huffington Post partners with Hopenhagen to send one worthy citizen journalist to Copenhagen for the December climate talks.

Obama and Jintao announce sweeping clean energy 'cooperation plan' that could significantly reduce global greenhouse gas emissions.

On official visit to Beijing, president says U.S. and China agreed to take 'significant' action to mitigate carbon dioxide output.