Thursday marks the 41st Earth Day. The annual event, which always falls on April 22, is the world's largest environmental movement, according to AccuWeather. It was started in 1970 after 3 million ...

(STACKER) — Since its inception on April 22, 1970, Earth Day has been adopted in dozens of countries around the world and recognized by the United Nations as a global effort. In the last half-century, ...

As Mother Nature stepped into spring, she brought us refreshing showers and delicate wildflowers. We’ve been pelted with hail, and our roads have flooded, but we’ve also seen cloudless afternoons — ...

Lectures by prominent environmentalists, a solar-house building competition and a campus-wide fair on Ho Plaza have previously ushered in Earth Day — and for this April 22, Cornell’s annual slew of ...

"Earth Day has always been an event of the people." On April 22, 1970, 20 million people across the globe celebrated the very first Earth Day. The idea was sparked by the power of the anti-war ...