In this March 23, 2010, photo, workers from California Green Design install solar electrical panels on the roof of a home in Glendale, Calif. California's utilities must generate 60 percent of their energy from wind, solar and other renewable sources by 2030, a requirement 10 percent higher than their previous mandate. It set the goal of phasing out electricity from fossil fuels by 2045, though Hawaii has a 100 percent renewable energy mandate. (AP Photo/Reed Saxon) **FILE**
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