Richard Heinberg performs his role as EcoTalk’s final (for now) guest with aplomb, discussing Exxon’s latest shenanigans as well as his books The Party’s Over and The Oil Depletion Protocol.

And finally, Betsy sees us out with a brand new Madonna tune, released as part of the LiveEarth series of concerts to combat climate change: "Hey You." Download it here! LISTEN (12 min)