BERLIN, GERMANY - MAY 24: Ann Makosinski during day 2 of the Greentech Festival at Tempelhof Airport on May 24, 2019 in Berlin, Germany. The Greentech Festival is the first festival to celebrate green technology and to accelerate the shift to more sustainability. The festival will take place from 23 to 25 May 2019 on the grounds of the former airport Berlin Tempelhof. (Photo by Joern Pollex/Getty Images for Greentech Festival)