
Jan. 04, 2013
'Full Planet, Empty Plates'
In his new book, Lester Brown says the world's food supply is tightening -- and the reasons are many.

Aug. 12, 2011
Feeding A Hotter, More Crowded Planet
Climate change may transform how and where farmers grow the food to feed rising numbers of mouths.
Mar. 05, 2010
Nuclear Technologies
From small-scale nuclear power plants to advanced reactor designs, what's next for the technology of nuclear power?

Oct. 02, 2009
Lester Brown: Plan B 4.0
Ira talks about global sustainability with Lester Brown, head of the Earth Policy Institute.
May. 22, 2009
Food Shortages and Civilization
How closely related are food supplies and the stability of a civilization?

Mar. 21, 2008
Water
March 22 is World Water Day. In this hour, we'll take a look at the technical and political challenges in providing clean water around the world.

Jan. 11, 2008
Lester Brown - Plan B 3.0
Ira talks with Lester Brown of the Earth Policy Institute about the environmental problems facing the globe, and what can be done to take action to fix them.
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