WASHINGTON, DC - APRIL 22: Demonstrators attend the Earth Day March for Science Rally in front of The White House on the National Mall on April 22, 2017 in Washington, DC. (Photo by Paul Morigi/Getty Images)
WASHINGTON, DC - APRIL 22: Demonstrators attend the Earth Day March for Science Rally in front of The White House on the National Mall on April 22, 2017 in Washington, DC. (Photo by Paul Morigi/Getty Images)