In an Earth Day message, Trump's White House touted his rollback on climate protections as a boon for the environment.

Fifty-five years ago, the first Earth Day started as a grassroots, activist effort to raise awareness about air pollution, ...

Earth Day has inspired protests against the Trump administration, and for more clean energy policies, across the US ...

The actions of the Trump administration will significantly decelerate the race to decarbonize economies around the world, ...

Check out Chiefs DL Chris Jones' special Earth Day message, which made the rounds on social media ahead of the NFL draft.

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

Arborists are hoping to transform vacant land on Detroit’s eastside by planting giant sequoias, the world’s largest trees.

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

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 ...

The very first Earth Day was celebrated on April 22, 1970. About 20 million Americans joined rallies, cleanups and teach-ins ...

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

Environmentalists and Newsom administration on defense, but pledge to use state laws and lawsuits to fight rollbacks ...