Water systems across the country are changing the way they disinfect drinking water because the traditional disinfectant, chlorine, can leave behind toxic chemicals.But alternatives to chlorine are turning out to have risks of their own, says a scientist who wrote an analysis in the journal Scie
A new study concludes that the vast quantity of methane gas that spewed from the BP oil well in the Gulf of Mexico was gobbled up rapidly by bacteria.About a third of the material that gushed into the ocean from the BP blowout was in gas form, not oil, and the new study is the latest attempt to figu
"Cold-weather stress" is getting the early blame for killing an estimated 2 million fish in recent days in Maryland's section of the Chesapeake Bay, the Baltimore Sun says.This follows the reports about hundreds of thousands of fish dying in the Arkansas River near Ozark (experts suspect so
One of the top items on Republicans' to-do list when they take over control of the U.S. House of Representatives on Wednesday is to undo one of the Democrats' signature achievements of the last Congress: the sweeping health system overhaul."
The Environmental Protection Agency this week starts regulating greenhouse gases from power plants and other big polluters for the first time.The rules only apply to new construction and major expansions, but they've become hugely controversial.