See Candidate Page John Hickenlooper, Climate Climate tweets on Hickenlooper 5/20/19 "I would be the first #geologist as a president. That scientific expertise speaks to climate change," says John @Hickenlooper at the @ChicagoCouncil. https://t.co/EWKUf4Ruc0— Chicago Council on Global Affairs (@ChicagoCouncil) May 20, 2019