Earth Day is celebrated internationally on April 22. It is a day to educate people about the issues affecting the planet and to raise awareness for and celebrate the efforts in place to protect the environment. 

More fun facts:

• The first Earth Day was in 1970. …
• The government responded to Earth Day with environmental legislation. …
• Earth Day went global in 1990. …
• About one billion people recognize Earth Day each year. …
• Earth Day always falls on April 22.