FILE - In this Oct. 27, 2015 file photo, Janet Napolitano, president of the University of California, speaks at Carbon Neutrality Initiative at the University of California, San Diego. The University of California announced Sunday, Nov. 29, 2015, it has pledged $1 billion over the next five years toward research and development of clean energy technology to fight climate change as part of a coalition led by Microsoft founder and philanthropist Bill Gates. (AP Photo/Lenny Ignelzi, File)