NextGen America was started by the environmentalist of what nationality?
Tom Steyer Thomas Fahr Steyer (born June 27, 1957) is an American hedge fund manager, philanthropist, environmentalist, liberal activist, and fundraiser.
Maria Gunnoe Maria Gunnoe (born 1968) is an environmentalist who opposes mountaintop removal mining, and is a winner of the Goldman Prize and Wallenberg Medal.