See Candidate Page Julián Castro, California, Climate, Extreme Weather Disasters Castro tweets 10/30/19 In 2016, the Reagan Library hosted a GOP primary debate—in which Republicans questioned if climate change even existed.Now, the library is threatened by wildfires more intense than ever before, due to climate change. https://t.co/9guO1gftuS— Julián Castro (@JulianCastro) October 30, 2019