See Candidate Page Joe Biden, Climate, International Biden on climate change 9/12/19 Another climate change mention during the #DemDebate opening remarks:"I refuse to postpone any longer taking on climate change and leading the world in taking on climate change," @JoeBiden says. pic.twitter.com/xbzC9vPPS2— LCV – League of Conservation Voters 🌎 (@LCVoters) September 13, 2019