action action alert California cannabis cannabis cultivation Cape Horn Dam CEQA Chinook climate change comments dam removal dam safety drought EcoNews EcoNews Report Eel River Eel River Canyon Eel River Dams Endangered Species Endangered Species Act FERC Great Redwood Trail groundwater Humboldt County Hydropower Klamath river land use low flows NCRA Oroville Dam PG&E policy pollution Potter Valley Project radio regulation Russian River salmon Scott dam sediment steelhead video water diversion water quality water rights