House Speaker Nancy Pelosi and President Barack Obama are working down to the wire to win the health care vote. Pelosi has summoned women lawmakers to her office Wednesday. Democrats are still short...

A senator is blocking the nomination of a top Environmental Protection Agency official over what he calls a flawed study of the recently passed climate bill in the House. Ohio Republican Sen....

Authorities are investigating the death of a man who drove over the edge of the Grand Canyon. Grand Canyon National Park spokeswoman Shannan Marcak says rescue personnel found the vehicle and...

Gov. Brian Schweitzer wants the federal Environmental Protection Agency to clean up lead and arsenic contamination at a defunct Great Falls smelter, putting him at odds with the smelter's owner that...

A federal appeals court has ruled against environmentalists who wanted two federal agencies to re-evaluate their long-standing approval of a dozen elk feedgrounds in western Wyoming. The U.S....

An environmental group has given formal notice that it will sue the federal government to protect polar bears from pesticide pollution. The Center for Biological Diversity on Wednesday gave 60-day notice...

Scientists conclude that Northwest forests have great potential to store more carbon to combat global warming, but not if they are thinned to prevent wildfire. That poses a dilemma for the U.S....

A Montana group has sued the federal government over a new management regime for the Missouri River Breaks that closes some roads and backcountry airstrips but not as many as conservationists had...

An environmental group is suing the U.S. Environmental Protection Agency, claiming it failed to safeguard public health in the West by not limiting the transmission of air pollution across state lines. ...

Two groups suing the U.S. Forest Service say it has approved commercial logging on nearly 1,800 acres of Custer National Forest land where old-growth trees provide wildlife habitat. The Alliance...