A. 22, April 2005
B. 22, April 1998
C. 22, April 1969
D. 22, April 1970
Submitted by: Sharmin
The first Earth Day. Earth Day, an event to increase public awareness of the world’s environmental problems, is celebrated in the United States for the first time on April 22, 1970
Correct Answer: 22, April 1970 ✔
Last Updated: April 22, 2022