Purchasing “Beyoncé” online instead of on CD could cut greenhouse gas emissions by up to 80 percent.
The world’s biggest polluters know a price on carbon isn’t far off.
Science writer Maryn McKenna explains why the drugs we rely on may soon stop working.
A new study dynamites a long agreed-upon climate goal.
The agency’s plans for 2014 involve a hard look at fracking and new curbs on carbon-belching power plants.