Just read about BART's plans to go solar; supporting lighting, ticket machines, gates, elevators with sun power. Orinda has been tapped as the pilot station to go solar by end of year!
Props to BART for this pilot program! Every effort counts. Hey, if we can't get cleaner trains, at least we can get 'greener' stations! If you're interested in reading more, take a look here: http://www.bart.gov/news/articles/2008/news20080710.aspx