TOP: From her house, Contra Costa resident Pennie Opal Plant has a bird's eye view of the Chevron Refinery in Richmond, CA. BOTTOM LEFT:MIDDLE: Plant, along with 800 environmental groups, protesting at San Francisco's Global Climate Action Summit to stop oil drilling and fracking in California. BOTTOM RIGHT:BOTTOM: The Chevron Oil Refinery in Richmond, CA, where a major fire erupted in August 2012.