10. Woody Harrelson
From Tullamore Dew: "Arguably the "greenest" celebrity on this list, Woody's environmental concerns extend beyond a good party. He has traveled the American West Coast on bicycle and domino caravan with a hemp oil-fueled bio-diesel bus. Party on, Woody ...."Photo by Al Bello/Getty Images
Apr 9th 2008 @ 11:10AM
Top 10 green celebs
