A Washington Supreme Court hearing provided a practice run for possible upcoming court battles over Gov. Inslee’s partial vetoes of recently passed climate bills.

Puget Sound Energy signed an agreement with a proposed Montana wind power project to obtain 350 MW of wind energy.

The money has been lined up to study whether to develop a Seattle-area landfill into a source for electric power or biofuel.

Building decarbonization must focus on alternatives to the use of fossil fuels such as natural gas for cooking and heating.

A designer of small modular reactors has linked with a venture to build four small reactors at Hanford Nuclear Reservation in Washington.

Washington legislators have earmarked more than $4 million to build the state’s first two hydrogen vehicle refueling stations.

Legislative leaders slammed Washington Gov. Jay Inslee’s veto of segments of cap-and-trade and low-carbon fuels standard bills.

Gov. Jay Inslee vetoed a portion of a bill that would have tied Washington's EV adoption goals to a vehicle miles traveled fee.

Rep. Davina Duerr plans to revive her stalled bill to make climate change a consideration in land use planning by local governments.

Washington’s climate change bills will not go into effect until the legislature passes a transportation budget. No one is quite sure when that will be.