The signs posted along Michigan's Tittabawassee River warning of dangerous dioxin levels don't really worry fisherman David Mitchell. If he catches a fish that swims here year round he tosses it back. But if he hooks a walleye -- an occasional visitor to the river that has lower dioxin levels than the year-rounders -- then it's time for dinner ...

Copper miner Asarco LLC has provided $52 million to help pay for environmental cleanup at its closed El Paso smelter. The state Attorney General's Office says the funds were transfered into a trust fund Thursday as part of an agreement it negotiated with the company ...

The U.S. Environmental Protection Agency says the first phase of a toxic waste cleanup at a north central Indiana Superfund site is nearly complete. EPA officials visited the former Continental Steel site in Kokomo on Tuesday to check on the cleanup, which is being supported ...

The U.S. Environmental Protection Agency has added the U.S. Magnesium site near Utah's Great Salt Lake to the federal Superfund list. The EPA's announcement Monday makes the Tooele County site's cleanup a national priority. EPA officials say the company's 4 ...