Updated at 1:25 p.m. ETEnthusiasts say their March for Science on Saturday in communities around the world is intended to "support science for the public good."The main event is happening in Washington, D.C., but satellite marches are planned in all 50 states, and at least 610 marches have been registered on the March for Science website across the world on all continents except Antarctica.While they may not have registered with the main march, a group from the Neumayer Station III in Antarctica gathered on Saturday to support the international efforts.The idea for the demonstration started after the large Women's March on Washington that took place in February, one day after President Trump's inauguration. The Women's March was, in large part, a response to Trump's agenda and spurred by statements he made about women.The March for Science organizers have said their own events are nonpartisan, and the overarching mission is to "[champion] robustly funded and publicly communicated science as a pillar of human freedom and prosperity.""I think the profession of science is under attack, and why is that happening? Because we've really ceded the floor," says Lucky Tran, a scientist and organizer of the march. "We haven't engaged in politics, we've left that open for politicians to come in and really hijack and obfuscate science for their own selfish needs."But despite these nonpartisan announcements, researchers and scientists in the U.S. have debated if they should participate, as NPR's Nell Greenfieldboyce reports: