Find out the lesson Bono learns from his wife. See why Tom Cruise is gassy -- and deserves to land in the dog house. Plus: Jack Nicholson makes a push for solar energy, and Sir Richard Branson cleans up nicely. We've got the scoop on the clean, green stars.
See more cool RiverWired videos on a wide range of Eco-Friendly Topics.
running time: 02:27