NEWSPeople's Climate March rallies from around the worldDemonstrators holds signs during the People's Climate March on April 29, 2017 in Chicago.Joshua Lott, AFP/Getty ImagesA Climate Change rally on the National Mall is seen in the distance as Marine One helicopter, with President Donald Trump aboard, lifts off from South Lawn of the White House in Washington. Thousands of people gathered across the country to march in protest of Trump's environmental policies, which have included rolling back restrictions on mining, oil drilling and greenhouse gas emissions at coal-fired power plants.Pablo Martinez Monsivais, APDemonstrators chant "shame" as they march past Trump Tower during "100 Days of Failure" protest and march, Saturday, April 29, 2017, in New York. Thousands of people across the U.S. are marking President Donald Trump's hundredth day in office by marching in protest of his environmental policies.Mary Altaffer, APThe White House and marchers are reflected in a participant's sunglasses during a demonstration in Washington on April 29, 2017.Pablo Martinez Monsivais, APThousands of protestors march around downtown Denver at the People's Climate March on April 29, 2017.Marc Piscotty, Getty ImagesProtesters march from the U.S. Capitol to the White House in Washington. Thousands of demonstrators turned out for the Peoples Climate March which also marks the 100th day in office for President Donald Trump.Tasos Katopodis, European Pressphoto AgencyDemonstrators march on State Street during "100 Days of Failure" protest and march in Chicago. Thousands of people across the U.S. are marking President Donald Trump's hundredth day in office by marching in protest of his environmental policies.Nam Y. Huh, APThousands of protestors march around downtown Denver at the People's Climate March.Marc Piscotty, Getty ImagesUS actor Leonardo DiCaprio, center, marches with a group of indigenous people from North and South America, during the People's Climate March in Washington D.C. on April, 29, 2017.Jose Luis Magana, AFP/Getty ImagesDemonstrators sit on the ground along Pennsylvania Ave. in front of the White House in Washington during a demonstration and march. Thousands of people gathered across the country to march in protest of President Donald Trump's environmental policies, which have included rolling back restrictions on mining, oil drilling and greenhouse gas emissions at coal-fired power plants. The demonstrators sat down for 100 seconds to mark President Trump's first 100 days in office.Pablo Martinez Monsivais, APPeople march from the U.S. Capitol to the White House for the People's Climate March in Washington, D.C.Astrid Riecken, Getty ImagesPeople march from the U.S. Capitol to the White House for the People's Climate March in Washington, D.C.Astrid Riecken, Getty ImagesPeople gather near the U.S. Capitol for the People's Climate March before heading to the White House to protest President Donald Trump's environmental policies on April 29, 2017 in Washington, D.C. Demonstrators across the country are gathering to demand a clean energy economy.Astrid Riecken, Getty ImagesThousands of people take part in the People's Climate March to call for an ambitious climate policy, on April 29, 2017 in Amsterdam.Koen Van Weel, AFP/Getty ImagesDemonstrators with signs gather near the U.S. Capitol for the People's Climate March before heading to the White House to protest President Donald Trump's environmental policies on April 29, 2017 in Washington, D.C.Astrid Riecken, Getty ImagesA dog carries a sign during the World Climate March in Geneva, Switzerland.Salvatore Di Nolfi, Keystone, Via European Pressphoto AgencyProtestors hold a sign reading 'Let human's have the right to breathe' during a World Climate March in Lisbon, Portugal.Antonio Cotrim, European Pressphoto AgencyPeople gather near the U.S. Capitol for the People's Climate March on April 29, 2017 in Washington, D.C.Astrid Riecken, Getty ImagesPeople carry placards and banners as they join several thousand gathering on the Museumplein (Museum Square) for the People's Climate March, in Amsterdam, The Netherlands.Koen Van Weel, European Pressphoto AgencyPeople attend a World Climate March in Lisbon, Portugal on April 29, 2017.Antonio Cotrim, European Pressphoto AgencyA person holds a sign for the World Climate March in Geneva, Switzerland on April 29, 2017.Salvatore Di Nolfi, Keystone, Via European Pressphoto AgencyProtesters hold placards reading, 'Stop climatic Trumperies' during the World Climate March in Geneva, Switzerland.Salvatore Di Nolfi, Keystone, Via European Pressphoto Agency