Coral Reefs Die as Ocean Temperatures Rise, Water Acidifies

Aired: 12/5/2012 | 0:06:44 | Clip
In addition to negative consequences caused by overfishing and pollution, coral reefs face another major existential threat: increased acidity from warming oceans. Hari Sreenivasan reports from Florida about the dire outlook for coral reefs, as well as efforts and research to try and save them.

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