World Earth Day (World Earth Day) is on April 22nd every year, is a worldwide environmentalprotection activities. The sixty-third session of the UN General Assembly resolutions of 2009 to April 22nd of each year as "world earth day".
The act was originally initiated by Gaylord Nelson and Dennis Hays in 1970 in the United States,then more and more influence. Activities aim to arouse the human caring for the earth, protectthe homeland consciousness, promote the coordinated development of resource development and environmental protection, and further improve the overall environment of the earth.