The concept of artist-as-activist is nothing new, but does music really have the power to bring about global change?

From Happy Feet to the Day After Tomorrow, the world of film has long revelled in predicting the planet's future

In the fight against global warming, some of Hollywood's brightest stars have been setting a shining example

Find out which celebrities have been using their fame and fortune to help fight global warming

Metropolises may be the traditional homes of smokestacks and smog, but a growing number of urban oases are going to great lengths to green up their acts...

Whether they're push-pedalling for legislative change or diving headfirst into green issues, these sports stars are using their high profiles to help save the planet

Alternative power in its most literal sense, politicians the world over have been using their electoral muscle to help combat climate change

Some of the planet's most breathtaking attributes face an uncertain future thanks to global warming, as this gallery from Conservation International testifies

Climate change is one of the greatest threats facing mankind. Learn about the basics with this gallery from Conservation International