Pollution

Montana’s rough, fiery summer
Montana’s rough, fiery summer
This year’s wildfires were a public health nightmare.
Interior Department’s return to the ‘Robber Baron’ years
Interior Department’s return to the ‘Robber Baron’ years
Secretary Ryan Zinke will be known better for cynicism than conservationism.
A map of $1.1 billion in natural gas pipeline leaks
A map of $1.1 billion in natural gas pipeline leaks
In seven years, pipeline incidents have killed nearly 100 people nationwide.
Idaho's unsettling sediment
Government study shows Idaho's Lake Coeur d'Alene contaminated by mining sediments.
Defunct refinery fouls Wyoming river
The Sierra Club charges that a Texaco oil refinery is polluting the North Platte River in Wyoming.
Drought costs firms big bucks
Arizona charges two concessionaires $1.3 million for dumping trash in Lake Powell.
Troubled waters
The National Parks and Conservation Association warns that water pollution and depletion plague the country's national parks.
Rio Grande not so
The Rio Grande is labeled the most endangered river by the environmental group American Rivers.
High pressure bust
An oil and gas production firm's wastewater disposal in Montana could contaminate groundwater.
Idaho nixes fish farm
A fish farm plan that would have ruined one of the last clean springs on the Snake River is blocked.