Why we celebrate the world earth Day on 22nd April only

World Earth Day is celebrated on April 22nd to commemorate the first Earth Day held in 1970 it was initiated by Senator Gaylord Nelson in the United States to raise awareness about the growing environmental concerns such as air and water pollution The date was chosen as it coincided with the spring equinox symbolising renewal in a global call for environmental protection the event mobilised 20 million Americans leading to the establishment of the Environmental Protection Agency EPA and the passage of landmark environmental laws including the Clean Air Act the Clean Water Act since then April 22nd has been recognised globally as a day to promote environmental awareness and action to protect the planet