When the first Earth Day was held on April 22, 1970, the founders — U.S. Senator Gaylord Nelson (D-WI) and activist Denis ...

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 was founded in 1970 by Senator Gaylord Nelson, with the purpose to inform people about environmental problems that ...

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

WASHINGTON — Millions of people around the world on Tuesday are celebrating Earth Day, an annual event founded by people who ...

Earth Day has its roots in growing concern over pollution in the 1960s, when author Rachel Carson's 1962 book “Silent Spring, ...

On April 22, 1970, Philadelphia hosted a six-hour festival in Fairmount Park that drew 25,000 to 30,000 clean-air lovers. The ...

Earth Day, a global effort to educate people on growing environmental threats and propel them to action, marks its 55th ...

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

As communities across the country celebrate Earth Day in 2025, here's what to know about the history and its founder: Gaylord Nelson, the late U.S. senator and governor of Wisconsin, is considered ...