First Day of Autumn Fall Equinox-day when night and day are of equal length. September (9/22/08, 9/22/09, 9/23/10, 9/23/11, 9/22/12, 9/22/13, 9/23/14, 9/23/15, 9/22/16, 9/22/17, 9/23/18, 9/23/19, 9/22/20). 1  Autumnal Equinox. 2  Fall Equinox. 3  Earth's Seasons.
Earth Day Flag created by John McConnell. Earth Day is an annual event, celebrated on April 22, on which day events worldwide are held to demonstrate support for environmental protection.hile this April 22 Earth Day was focused on the United States, an organization launched by Denis Hayes, who was the original national coordinator in 1970, took it international in 1990 and organized events in 141 nations.
Earth Day started April 22, 1970. April 22, 1970. People were starting to worry about air and water pollution. There had been a big oil spill the year before in Santa Barbara, California, and US Senator Gaylord Nelson thought that a special day would gather the energy of Americans.Twenty million people gathered that first Earth Day all across America.April 22, 1970. the idea for Earth Day evolved over a period of seven years starting in 1962. For several years, it had been troubling me that the state of our environment was simply a non-issue in the politics of the country.arth Day is celebrated on April 22 each year to inspire awareness  of and appreciation for the Earth's environment. The day is  observed worldwide in many countries.