22 April 1970 April 22, 2016 Author: Staff Earth Day is celebrated for the first time. Famous Words of Inspiration..."Courage consists in the power of self-recovery." Ralph Waldo Emerson — Click here for more from Ralph Waldo Emerson Related posts: 11 April 1970 12 April 1970 12 April 1970 8 April 1970 21 April 1970 6 April 1970 8 May 1970 4 November 1970 5 March 1970 12 November 1970 Categories: History Tags: 1970, 22 April