PRX - Pieces for Topic: Environment
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From Chair of the United Nations Development Group; Founder of the Natural Resources Defense Council, and World Resource Institute, law professor a...
- Added: Dec 08, 2014
- Length: 29:00
- Purchases: 2
Food has become cheaper and more abundant in the last 150 years, largely thanks to technological advances. Irrigation, fertilizer, pesticides, and ...
Bought by KSJD
- Added: Jun 29, 2014
- Length: 22:01
- Purchases: 1