It’s OK to discriminate on orientation when it comes to solar panels. West is best.
India is the third-largest greenhouse gas emitter after China and the U.S., and now it's cooking up a new climate action strategy.
New research shows that seas are rising faster in the Southern Hemisphere, thanks to climate change. (Sucks for you once again, Global South!)
Cycling to PDX can even offset about 1 percent of your flight's carbon emissions.
There's more optimism than usual about the two-week negotiating session in Lima, Peru.
Cheap gas is not a good thing for the climate -- or for pre-Thanksgiving gridlock.
The hotel was destroyed six years before the BP oil spill but could get millions in restoration funds anyway.
Some teachers aren't having it.
The compromise aims to cut single-use bags by 80 percent.
We've devised the world's shortest survey to find out what kind of actions our readers are taking. You know you want to.