See Candidate Page Bernie Sanders, Climate, Iowa Sanders in Iowa 1/12/20 .@BernieSanders expresses his gratitude to the @sunrisemvmt for its endorsement in Iowa City. Warns climate change could eventually cause the deaths of 1 million people a year. pic.twitter.com/bYL3XUgHBf— Naomi Lim (@naomitlim) January 12, 2020