LA Times: A federal judge Wednesday invalidated a plan that justified boosted water exports from Northern California, ruling that it failed to account for the effects on endangered salmon and steelhead. U.S. District Judge Oliver W. Wanger of Fresno found that a 2004 study by the National Marine Fisheries Service didn’t adequately address global warming, the loss of habitat and other factors that could hurt the fish. But the effect of his 151-page opinion on water exports for farms and …