Ventura County Star: State officials on Wednesday released what they called the most comprehensive and detailed report on the effects of climate change in California — a 40-volume set of scientific studies that shows the state more at risk to global warming than previously believed. Among the projected effects: a loss of up to $3 billion in agricultural revenues by 2050 resulting from reductions in the water supply, a statewide increase in electricity demand of up to 55 percent because of extended use of …