Oil and gas

Scrapping the legal precedent could send a "convulsive shock" to decades of federal environmental, financial, and healthcare regulations.

Authorities say more than 25,000 gallons of gasoline spilled when part of a pipeline failed in northwestern Washington state over the weekend.

Federal officials have approved expansion of a natural gas pipeline that runs from British Columbia to the Oregon-California border.

Multnomah County’s suit is one of the first to seek damages related to a specific weather event.

Washington's gas prices topped the highest in the country this week, but as debates over climate policies heat up, experts say there's no single explanation behind rising costs.

Cities in New Jersey and Puerto Rico claim oil companies are behind a conspiracy to deceive the public.

The ConocoPhillips venture is supposed to secure energy independence and Alaskan prosperity. It probably won’t achieve either.

The Republican-controlled House has voted to block oil from the country’s emergency stockpile from going to China. Rep. Cathy McMorris, R-Wash., the new head of the House Energy and Commerce Committee, said the bill would help end what she called President Joe Biden's "abuse of our strategic reserves.”

The U.S. government has taken a step toward approving the expansion of a natural gas pipeline in the Pacific Northwest. It's a move opposed by environmentalists and the states of Oregon, California and Washington.

The TransCanada pipeline and opponents have filed their final submissions to Canada’s energy regulator. This second review of the proposed pipeline…