Gaylord Nelson, the late U.S. senator and governor of Wisconsin, is considered the founder of Earth Day, which started in ...

The first Earth Day was celebrated in 1970, making this year's festivities the 55th annual festival. For the first Earth Day, ...

Earth Day is a global event for environmental awareness. US Senator Gaylord Nelson started it in 1970. Millions participate ...

Like the rest of the nation, Yakima Valley observed the first Earth Day 55 years ago, a moment some consider the start of the ...

The holiday remains one of the largest secular observances in the world, used to spotlight ongoing threats including plastic ...

In 1970, the first Earth Day events were "teach-ins" on campuses across the country.

Earth Day helped lead to the formation of the United States Environmental Protection Agency, Clean Air Act, Clean Water Act ...

"I have lived here my whole life and I am just trying to help out wherever and whenever I can," said Brady Schulz.

WASHINGTON — As communities across the DMV commemorate Earth Day, it’s worth remembering how this annual celebration began ...

Earth Day is on April 22, but really, it should be every day. After all, saving the planet should be a daily occurrence, ...

The first Earth Day is largely credited as one of the key moments that launched the modern environmental movement.