12 moments of Earth Day
Thu, Apr 22, 2010 at 2:30 PM
From sand sculptures and free condoms to recycled murals and "trashy" clothing, people across the globe are celebrating the 40th anniversary of Earth Day in unique ways. Earth Day was established in 1970 by U.S. Senator Gaylord Nelson as a way to increase awareness about environmental issues and inspire appreciation for the planet, and since then, the day has spawned annual festivals, concerts and tree-planting ceremonies.