Earth Day—which is on April 22, 2025—has come a long way since its beginnings in 1970! The celebration has spread globally, with almost every country in the world now hosting environmentally focused events.

Earth Day has always been a day that acknowledges our planet, which provides for us, and ways we can protect and preserve its beauty. That being said, here's everything you should know about Earth Day 2025, and its 55th annual celebration. Earth Day falls on April 22 every year. This year, it falls on a Tuesday.

Want to keep the planet healthy? Check out the Earth Day theme for 2025 and these facts about the history of Earth Day.