The removal of a dam on Twelve Mile Creek in Pickens County, SC, will release a glut of sediment that will bury more deeply PCB-tainted sediments in a reservoir further downstream.
 

"Oil from the BP spill remains stuck on the bottom of the Gulf of Mexico, according to a top scientist's video and slides that she says demonstrate the oil isn't degrading as hoped and has decimated life on parts of the sea floor."

"Lake Isabella Dam is just one acute example of a widespread problem: Of the nation’s 85,000 dams, more than 4,400 are considered susceptible to failure, according to the Association of State Dam Safety Officials. But repairing all those dams would cost billions of dollars, and it is far from clear who would provide all the money in a recessionary era."

"Americans remain largely in the dark about their true exposure to a number of radioactive contaminants that could be in their drinking water. Surprisingly, it’s because of intentional decisions by the Environmental Protection Agency, the federal government office that is supposed to protect the nation from contaminated water."

"As an algae with a gross nickname invades pristine trout streams across the U.S., Maryland is about to become the first state to enforce a ban on a type of footgear the organism uses to hitchhike from stream to stream: felt-soled fishing boots."

"The Confederated Tribes of the Umatilla Indian Reservation are leading the drive to push Oregon to adopt the nation’s strictest rules against toxic pollution of the state’s waters."