Nearly a dozen utilities committed to joining the “binding” iteration of the Western Resource Adequacy Program, with more expected to sign on later this month.

Democrats backing aggressive climate policies won or were leading in eight of 12 of the most contested gubernatorial races after voting Tuesday.

Leaders from the three West Coast states and the Canadian province of British Columbia signed an agreement pledging to cooperate on climate change measures.

Oregon’s adoption of California’s ACC II rules could cost automakers up to $3 billion but yield $5.8 billion in economic benefits for the Beaver State by 2040.

The governors of Washington, Oregon and California and the premier of British Columbia discussed the need for cross-border efforts to address climate change.

Oregon regulators are racing to adopt by year-end a California rule requiring all new cars sold in the state to be zero-emission or plug-in hybrid by 2035.

Washington, Oregon and Idaho are preparing a joint proposal to become a regional hydrogen manufacturing and distribution hub.

Oregon found it is on track to meet its greenhouse gas reduction goal for 2035 earlier than that date, so it moved the target to 2030.

An Oregon renewables company wants to construct two hydrogen manufacturing plants and a network of hydrogen pipelines in eastern Oregon and Washington.

Attorneys general for California, Oregon and Washington asked FERC to deny an application to expand a pipeline system that delivers natural gas to the 3 states.