News Posted April 7, 2009 Share Posted April 7, 2009 On April 21, PBS Frontline will broadcast Poisoned Waters, a two-hour investigation and report card on two iconic American waterways, Chesapeake Bay and Puget Sound. In this broadcast, Frontline examines rising hazards to human health and the ecosystem, and why it's so hard to keep our waters clean.More... Link to comment Share on other sites More sharing options...
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