“4.0 is the best yet! If there are planetary heroes, you are top of my list.” –David Orr, Oberlin College on Plan B 4.0: Mobilizing to Save Civilization.
Lester Brown speaks to Million Letter March on climate change. For more information regarding the Million Letter March, check out their website www.millionlettermarch.org or this Youtube video on their cause. Posted October 8, 2010.