See Candidate Page Kirsten Gillibrand, Climate Climate tweets on Gillibrand 7/13/19 .@SenGillibrand sounds the alarm over the climate change crisis: "I believe that global climate change is the greatest threat to humanity," calls it "the most important part of my presidency and an issue I'm willing to lose everything over." #NN19— Daily Kos (@dailykos) July 13, 2019