A 2009 NOAA report finds that man-made toxic chemicals used as flame retardants in consumer products are found in all U.S. coastal waters and the Great Lakes. The chemicals-Polybrominated Diphenyl Ethers, or PBDEs-have generated international concern in recent years due to their global distribution and associated adverse environmental and human health effects. We talk with one of the authors of the report. [This is a rebroadcast of an episode that originally aired on April 1, 2009]