Earth Day began as a protest in 1970, but its meaning has evolved. Here’s how it changed - and what it represents today.

Earth Day, which began in 1970, is celebrated each year on April 22.

Millions of people around the world will pause, at least for a moment, to mark Earth Day. The annual event is Wednesday.

Here's what to know about Earth Day 2026 and how the holiday came to be.

From its 1970 origins to today's climate action, here's why Earth Day is observed each April 22 and what the day represents.

See stunning photos of Earth taken from space by astronauts and robotic spacecraft, celebrating our home planet on Earth Day.

With Earth Day recognized on April 22, the city of Marietta held its annual Earth Day Celebration on the Armory lawn Saturday ...

Four months ago, this sea turtle arrived at the Turtle Hospital in the Florida Keys barely alive. The doctors weren’t sure she’d make it. On Earth Day, more than 200 people gathered on a beach in the ...

The Woman’s Club of Evanston also sponsored the cleanup. Along with collecting trash, its members helped check in the litter ...

Earth Day is coming up Wednesday, April 22, 2026, and events across Miami-Dade County, Florida, help celebrate the birthday ...

Miamians came together to run, walk, and champion a cleaner, more resilient future. Today more than 450 South Floridians ...