PRX - Pieces for Topic: Environment
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Coral reefs are the "canary in the coal mine" for the oceans, and they are not doing well.
- Added: Dec 13, 2010
- Length: 01:59
As worldwide population increases and the world gets hotter, water shortages are expected worldwide, including in the US.
- Added: Sep 20, 2010
- Length: 01:59
