Environment

RICHLAND, Wash. — U.S. Rep. Doc Hastings says he is pursuing legislation to recognize the world's first full-scale nuclear reactor as a national historic park.

Idaho politicians are questioning the federal government's decision to press charges against a man for killing a grizzly bear near his house. Governor Butch Otter sent a letter to the Department of the Interior asking Secretary Ken Salazar to look into the north Idaho case. Senator Mike Crapo is also pushing for answers from the Interior Department.

Thirty-three-year-old Jeremy Hill faces up to a year in prison and a $50,000 fine for killing a grizzly bear. The grizzly is a threatened species.

RICHLAND, Wash. – Researchers recently received a grant to develop a better process to capture carbon dioxide that could save more than half of what coal-fired power plants now spend on the technology.

An oil-loving clay used to sop up creosote in the Portland Harbor has been so successful that it will be applied to a much larger project this fall on the Grand Calumet River in Gary, Indiana.

University of Texas Professor Danny Reible worked on the Willamette River cleanup site. Thousands of tons of a specially-formulated clay were used to cap the sediment.

The U.S. Army says its contractors have quickened the pace of weapons incineration at the Umatilla Chemical Depot. Fewer than 400 ton-sized containers of deadly liquid mustard agent remain at the northeast Oregon site.

Get ready to pay if you drive on the floating bridge across Lake Washington. The state Department of Transportation has announced the much-delayed tolls on the 520 bridge will start in December.

Tolling on the bridge was originally set to begin this spring, then that was bumped to this summer. Now, the state says the all-electronic system will be up and running four months from now. 

The sweet smell from your dryer vent could contain toxic pollution.

A new study from the University of Washington found hazardous chemicals in the air after clothes were laundered with scented detergents and dryer sheets. At least two of the chemicals are considered carcinogens by the Environmental Protection Agency.