Climate change is often unrelentingly grim. But some activists argue that joyful climate action can change minds.

The world is getting hotter, faster. A report published last week found that human-caused global warming is now increasing by ...

The public is tuning out the seemingly slow warming of the world, but it doesn't have to be that way, argue Grace Liu and ...

In the 19th century, the sky already bore the marks of our industrial era. Long before gasoline engines, the atmosphere was ...