Even a fashionista like Parker worries about clothing's effect on the planet and the importance of paying a fair price for quality.

The British actress is a staunch supporter of sustainable and ethical fashion, as well as extending the lifespan of garments with her #30wears campaign.

The “Nature Is Speaking” series features a cast of award-winning actors, including Julia Roberts, Harrison Ford, Kevin Spacey, Edward Norton, Penélope Cruz, Robert Redford, Ian Somerhalder, and Lupita Nyong’o.

The latest cast member of "Nature Is Speaking" gives voice to ice.

In a new video game, Pharrell Williams challenges you to help clean up the ocean.

From Akon to Nelly, musicians are calling for a solar revolution in Africa.

A sustainable climate solution is right under our feet, in the form of healthy soil.

The conservation non-profit WildAid announced today that actress Lupita Nyong’o will join their campaign to end the international ivory trade.

The soccer star arrived in an electric retro-fit Fiat Panda and attended a cooking demonstration.

When we think of celebrity farmers, we’re more likely to think of Joel Salatin than folk-pop star Jason Mraz.

Eco-conscious clothier Reformation has gained popularity with a number of celebrities.

The actor known for The Vampire Diaries and Lost joined today's World Environment Day celebrations in Barbados.

With seeds embedded into the packaging, Australian authorities are taking a cautious approach to Katy Perry's new album and is quarantining international shippments.

"Don't frack my mother" is a new song and music video from Artists Against Fracking that aims to put public pressure on Governor Andrew Cuomo to ban natural gas fracking in New York.

Have some video skills and want to join in the fight against fracking in New York? Here's a contest for you.

Jason Mecier creates impressively detailed mosaic portraits using trash and found objects fitting of their subject.

Kid Rock buys a Prius. Sean Penn sports a Nascar shirt. Is there hope for us all?

"I’m just really, really attached to forests," he told us, and credits his friend and fellow celebrity Ted Danson for inspiration.