"HAPPY CAMP, Calif. -- Weather officials are issuing flood warnings for much of Northern California as the second in a series of wet storms hits the state."

"A series of drenching, powerful storms is lining up from the Pacific Ocean and will roll onshore in the West Coast through the weekend."

"Washington Gov. Chris Gregoire (D) ordered state agencies on Tuesday to take steps to address the ocean’s increasing acidity, making it the first state to adopt a policy to take on what scientists describe as a growing environmental concern."

"BOISE — The U.S. Fish and Wildlife Service is scaling back the acreage it wants in northern Idaho and eastern Washington as critical habitat for rare woodland caribou."

"The Obama administration [Wednesday] released a final rule setting aside 9.6 million acres of critical habitat for the federally threatened northern spotted owl, a species whose population continues to slide despite decades of conservation efforts."

"It's been a long time coming, but work is finally under way to contain pollution from one of Portland harbor's dirtiest sites, the former home of a DDT and rocket-fuel maker that's loaded with the full suite of harbor toxics."

Even with a non-regulatory approach, getting farmers to participate in water pollution control campaigns in Oregon is proving difficult.

"BEND, Ore. -- Yesterday, a fish biologist with the Oregon Department of Fish and Wildlife confirmed the first observed spawning sockeye in the Metolius River in over 45 years."

"OLYMPIA, Wash. -- The state Supreme Court unanimously ruled Thursday that the state's hazardous substances tax is constitutional."

"Getting a suction tag onto a 5-ton orca can be tricky, but the scientific rewards are big. Scientists are using the devices to gather underwater data about orca behavior to find out how vessel traffic might be affecting the endangered whales."