Nope, that distinction falls to Julian Koenig, an advertising writer whose first choice wasn't even "Earth Day." How about this one: Did you know that Earth Day has its own theme song? If you can ...

Earth Day is on Tuesday, April 22, this year. The annual observation is set aside to increase awareness around environmental issues like climate change, pollution, endangered species and other ...

Learn about Earth Day founder Gaylord Nelson (1916–2005) and how environmental disasters of his day inspired the creation of Earth Day in 1970. On December 7, 1972, Apollo 17 astronauts captured a now ...