How is Earth Day calculated?

This event is observed every year on 22 April.

When is Earth Day 1973?

Name: Earth Day
Start: 1973-04-22
End: 1973-04-22
Location: Worldwide

Sunday, 22 April 1973

Earth Day is an international environmental observance held on 22 April each year, promoting awareness and action to protect the planet, support sustainability, and address environmental challenges.

Frequently asked questions

When is Earth Day 1973?: Earth Day 1973 is on Sunday, 22 April 1973.
What day of the week is Earth Day 1973?: It falls on Sunday.
How is Earth Day calculated?: This event is observed every year on 22 April.