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Associated Press
FILE -- In this May 19, 2015 file photo, Gov. Jerry Brown, center, flanked by Baden-Wurttemberg Minister-President Winfried Kretschmann, left, of Germany, and Baja California Gov. Francisco A. Vega de Lamadrid, join others in signing a non-binding climate change agreement in Sacramento, Calif. Brown will travel to the U.N. Climate Change conference to promote California's efforts to curb greenhouse gas emission and urge other governments to sign on to his climate pact.(AP Photo/Rich Pedroncelli, file)

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