ESS By Yopinic 1400 “pollution was associated with the spread of epidemic disease in Europe.” Pg.7 Jun 30, 1948 Postwar period PBS.org 1962 The Book Silent Spring was published Dec 24, 1968 The first ever picture of Earth from Space was taken by the crew if Apollo 8. PBS.org 1970 The Clean Air Act was established by Congress. Earthyb.com Jan 22, 1970 The First Earth Day PBS.org Jun 26, 1974 The Energy Supply and Enviormental Coordination Act was signed by President Nixon. 1980 The World’s Population reached 4.5 Billion PBS.org EARLY 1980s 1986 The Nuclear Plant Disaster that happened in Chernobyl Earthyb.com Apr 22, 1990 The 20th Anniversary of Earth Day PBS.org