Environment
12:33 pm
Tue May 6, 2014

This Green Earth - May 6, 2014

Chris and Nell speak with Alan Weisman, author of "Countdown - Our Last, Best Hope for a Future on Earth". Weisman asks:  How many humans can the planet hold and can we design economies that provide prosperity without endless growth?  His answers are as eye-opening as they are hopeful.

   

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