The E.U.'s version of the Supreme Court decided that it's totally cool for the E.U. to require flights originating elsewhere to participate in its carbon-emissions trading plans.

Later today, the EPA will announce new regulations for power plants that limit mercury and other emissions.

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Climate change: also killing Christmas. Okay, just the production of frankincense, and to be fair, we’re not sure what that’s for. But if you need a gift for a magic baby in the future, you might be one-third out of luck.

The Interior Department just approved a solar project in Arizona and a wind farm in Southern California.

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Turns out farms are havens for endangered species.