Keep it clean green...

Rock group Pearl Jam has promised to donate $100,000 (£54,456) to several groups that focus on climate change, renewable energy and other environmental causes as part of an effort to offset carbon emissions the band churns out on tour.

Source

I'm thinking they're just trying to make nice with Al Gore after vocally supporting Nader in 2000. They'd luv to get a few opening gigs on the Al'apalooza tour...