Gov. Jay Inslee approved a revised plan for the largest wind turbine farm in Washington, stretching across 24 miles in the Horse Heaven Hills in the southeastern part of the state.

The developer of a large and controversial wind and solar farm in southeastern Washington contends the state’s siting body has ordered unscientific changes that make the project unviable.

Many residents believe they do not have a voice in the fate of a controversial proposed wind turbine farm south of the Washington city of Kennewick.

Gov. Jay Inslee signed a bill requiring wind farms to turn off their blinking aviation obstruction lights at night when no low-flying aircraft are around.

The Washington House voted to require wind turbine lights be turned off at night when not triggered by airplanes.

A draft environmental impact study for a proposed Washington wind and solar farm examines concerns about nesting areas for the region’s ferruginous hawks.

A new solar farm has been proposed for Benton County, Wash., while another massive renewable project in the county has passed one state hurdle.