Planned demolition of four Klamath River dams in Oregon and California, in the works for years, still awaits final Federal Energy Regulatory Commission vote, set for the fall.
Energy companies point to area's existing oil-gas infrastructure and supply chain as feds aim to lease project sites off Louisiana and northern Texas next year.
State governor and attorney general seek to shut down oil pipeline, claiming it is unsafe and poses an environmental threat to the Straits of Mackinac.