After the 9/11 attacks, government and industry warned that chemical plants were a prime terrorist target that could kill thousands of Americans. They moved quickly to make it harder for the public to know how large a threat the plants posed to nearby communities. But a decade later, the nation has yet to adopt a comprehensive anti-terrorism program for chemical plants.

"BRIDGEWATER, NJ -- The floodwaters deposited by Hurricane Irene have submerged a chemical dump in Bridgewater — one of the most toxic sites in the nation — raising serious concerns and spurring several dozen contractors into action even though some sections remain 13 feet underwater."

"A pipeline bill offered by House Republicans on Wednesday would block some safety reforms and ignores other recent safety recommendations made by accident investigators in response to a deadly natural gas explosion last year near San Francisco."

Hundreds of anti-fracking protestors rallied outside a Marcellus Shale industry conference in Philadelphia. Aubrey McClendon, the chief executive of Chesapeake Energy Co., called people concerned about the safety of their families' drinking water "extremists," even as an industry-friendly report noted that fracking could be costly to communities.