Billboard Selects 'Top 10 Greenest Artists'

The full list is as follows:

10. The Roots
9. Missy Higgins
8. Radiohead
7. Serj Tankian
6. Pearl Jam
5. KT Tunstall
4. Dave Matthews Band
3. Mana
2. Willie Nelson
1. Jack Johnson

View explanations behind each pick here.

MP3: Radiohead - Lucky