Earth Day is celebrated on 22 April each year. Earth Day facts is designed to increase awareness and appreciation of humans inhabited this planet is Earth.
Earth day history was announced by U.S. Senator Gaylord Nelson in 1970, a teacher of the environment. This date coincides in the spring in the Northern Hemisphere (Northern Hemisphere) and autumn in the southern hemisphere.
United Nations celebrates earth day activities on March 20 a tradition launched by peace activist John McConnell in 1969, is the day when the sun is directly above the equator is often called the March equinox.