The National Park Service says a vandal's paintings will stay while its investigation continues at 10 parks in the West, including Crater Lake. The images first came to light through social media.
A little-known fact about Columbia River dams is that a valuable chunk of the power generated on the U.S. side goes to Canada under an international treaty.
Divers at the Oregon Coast Aquarium say their discovery of thousands of juvenile sea stars offer new hope that sea stars will recover from the widespread wasting syndrome that's wiping them out.
The Southern Oregon city becomes the second in Oregon to vote in favor of divesting from fossil fuel industries. Councilors cite the need to take action on climate change, but it's a small step.
Puget Sound's first resident orca calf born in two years has gone missing. Its mother has been spotted without her offspring, prompting scientists to presume the calf is dead.
It's been 14 years since Oregon ran out of money to complete a pollution cleanup at an old shipyard in Coos Bay. Now state money is available to sample the site's sediment and shellfish and determine if there's more work to be done.
Republican Rep. Mike Simpson of Idaho is asking President Barack Obama to hold off designating a rugged swath of central Idaho as a national monument.
Local and national environmental groups filed a petition Friday claiming Oregon erred in granting an air quality permit to Oregon’s largest oil train terminal.
You have probably seen ribbon grass before. It’s a pretty, ornamental plant. It may even be in your yard. But ribbon grass is invasive in the Northwest, and it’s choking one of Oregon’s most pristine waterways.
Testing in California revealed a significant risk of student exposure to chemical compounds known as polychlorinated biphenyls. The group doing the testing suggests a temporary move into portables, which have their own host of problems.