Gov. Jay Inslee has signed an executive order that sets into motion a process to reduce carbon pollution in Washington state.
Questions raised about the safety of waste storage tanks at Hanford cleanup site.
The 2 men killed in the Oregon avalanche were a guide and his client.
A tiny minnow that lives only in Oregon backwaters is the first fish ever taken off U.S. Endangered Species Act protection because it is no longer threatened with extinction.
Prosecutors said Nathaniel Swanson smuggled domestic species to Hong Kong and Asian species into the U.S.
Washington state health officials Tuesday said their arsenic testing has confirmed that geoduck clams harvested from a bay in Puget Sound are safe to eat, following toxicity concerns that prompted China to ban imports of West Coast shellfish.
Microsoft Corp. has entered a 20-year deal to buy power from a new wind farm in Texas, the first time the tech giant is directly purchasing electricity from a specific source.
Scientists have figured out when temperatures could really go off the charts from global warming. And for dozens of cities it’s only about a generation away.
Officials are rejecting permits for two major oil-train terminals in Southwest Washington after deciding the projects should face more environmental scrutiny.
Washington state is getting a new officer — one who will protect and serve killer whales. Federal funds will allow the Washington Fish and Wildlife Department to hire an officer to enforce laws protecting Puget Sound orcas.