For 20 years, environmentalists, water managers and the federal government have been fighting over the balance between keeping farms watered and keeping threatened fish alive.
California can proceed with its plan to require that truck manufacturers sell an increasing percentage of zero-emission medium and heavy-duty trucks in the state starting next year.
The four conservation groups which filed the suit worried the mining would disturb the bi-state sage grouse, an iconic bird known for its extravagant mating dances.