Republicans stopped quarreling long enough to vote for lifting the crude oil export ban, which would be good for oil companies and bad for the climate.
When national governments fall short in their climate commitments, local governments can help make up ground.
Here are the five most misleading arguments in John Tierney's slam on recycling.
The EPA just tightened its rule on ozone pollution, but not nearly enough.
Activists are pushing to make climate a major topic in the Democratic primary debates, and that's a great idea for a number of reasons.
Brazil is now the first major developing country to pledge absolute reductions in emissions -- and for that, you can thank China.
With the battle against the Keystone XL pipeline expected to be over soon, climate activists are pivoting to their next campaign.
Under pressure from activists and rivals, Clinton now says Keystone XL would be bad for the climate.
… and 4 reasons why you still shouldn’t get your hopes up too much.