The Columbia River will remain drawn down at least until June because of the cracked Wanapum Dam in southeast Washington.
Researchers have found the source of an unusual pocket of air pollution in Central Washington. Tiny particles from large agricultural operations mix with vehicle exhaust. That creates nitrate pollution.
Beehive thefts are on the rise in California, possibly as a result of declining bee populations and their increased value as pollinators. The phenomena of bee rustling doesn't appear to have spread to the Northwest. Not yet, at least.
A California state board says it needs more time to hear from the public before deciding whether to list gray wolves as an endangered species in California.
The West’s greater sage grouse are in trouble. They make their homes in desert sagebrush country. As their habitat shrinks, sage grouse numbers dwindle. Biologists are working to boost the birds' numbers.
Portland metals manufacturer Precision Castparts met with a group of concerned citizens Thursday night to field questions about air pollution at its plants.
Possible impacts to federally protected fish may slow the construction of mountain bike trails on the slopes surrounding Timberline Lodge. Timberline hoped to break ground on the project in 2013 and still has yet to do so. A review by the Mount Hood National Forest found the project would have no significant environmental impact.
A Houston-based company wants to export propane and butane from a terminal in Longview, Wash. Both fuels are byproducts of crude oil production in the Bakken oil fields.
A proposal to put the western United States' first liquefied natural gas export facility on Oregon’s South Coast is back in the news. Here's a rundown on the project's key environmental issues.
Washington Lands Commissioner Peter Goldmark's relationship with the timber industry he regulates has changed dramatically since the two-term Democrat first ran for the office six years ago.
A creative solution between a land owner and highway officials means a chronically flooded section of U.S. Highway 101 will now stay dry.
University of Washington geologist Dave Montgomery talks about the causes of a deadly landslide on the Stillaguamish River, and the "right question" to ask in its wake.
University of Oregon law professor Mary Wood talks about organizing a national legal strategy to slow climate change.
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