A new report written for the European Commission says cleaner power is cheaper power when all costs are considered.
Here's one for the naysayers who insist renewable energy can't keep the lights on and power our cities.
A witty crowdfunding campaign is hawking water-saving toilet "bricks" for Californians.
Being a waitress in Williston, N.D., is just as horrible as it sounds.
A General Mills-owned company is trying to save the bees -- one flower bomb at a time.
When the forests of Guinea were cut down, fruit bats and humans became a lot cozier -- and so did their diseases.
An ex-bodysurfing champ and former census worker is leading a volunteer effort to give slum residents mailing addresses.
The Defense Department says global warming "poses immediate risks to U.S. national security."
The city is lowering its default speed limit, which will prevent pedestrian deaths, assuming the cops actually enforce the law.
We've devised the world's shortest survey to find out what kind of actions our readers are taking. You know you want to.