Earth 2050:Extended interview with Dan

Earth
2050

(Discovery Channel)

http://dsc.discovery.com/energy/energy-2050/about-the-show.html

Extended interview (Kammen)

http://dsc.discovery.com/videos/earth-2050-dan-kammen-industry-and-environment.html#fbid=RBN2As1Dl-r

December 21, 2011