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Earth Day was first observed on April 22, 1970 in Wisconsin. An estimated 20 million people nationwide attended the inaugural event. Earth Day was conceived by by U.S. Senator Gaylord Nelson. Earth Day 2007 was one of the largest Earth Days to date, with an estimated billion people participating in the proceedings. Earth Day is observed twice annually. In the northern hemisphere it is held during spring, and during autumn in the southern hemisphere. The United Nations celebrates an Earth Day each year on the March equinox. This tradition which was founded by peace activist John McConnell in 1969. The tradition of celebrating Earth Day on April 22 was established by U.S. Senator Gaylord Nelson in 1970. The "Ecology" Flag was created by cartoonist Ron Cobb. It was published for the first time in October 25, 1969. Earth Day is now observed in 175 countries, and coordinated by the Earth Day Network, a nonprofit organization founded by the organizers of the first April 22 Earth Day in 1970. In many cities, the Earth Day celebrations are extended to Earth Week, an entire week of activities related to the promotion of activities related to the preservation of Earth. The Earth Week usually start on April 16, and end on Earth Day, April 22nd. |
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