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

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

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

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

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

April 22 is traditionally known as Earth Day, the occasion where we pause as temporary travelers on our 'blue marble' to ...

Earth Day is on Tuesday, April 22, and communities all across Idaho are celebrating with a variety of environment-focused ...

Today’s edition of Daily on Energy kicks off with a little history lesson about Earth Day, before quickly diving into the ...

Earth Day is today! Celebrate by participating in clean-ups, community gardening, and eco-friendly activities around Palm ...

Today is Earth Day! Wisconsin senator Gaylord Nelson started Earth Day in 1970! Tuesday Forecast: We are off to a partly ...