Nuclear Waste Sits on Ocean Floor U.S. Has Few Answers on How to Handle Atomic Waste It Dumped in the Sea   By JOHN R. EMSHWILLER and DIONNE SEARCEY  WSJ Dec. 31, 2013 More than four decades after the U.S. halted a controversial ocean dumping program, the country is facing a mostly forgotten Cold War legacy in its waters: tens of … Continue reading America dumped radioactive trash on the ocean floor