Together, they planned the first Earth Day for April 22, 1970. The nationwide event drew an estimated 20 million people — nearly 10% of the U.S. population at the time — to rallies, ...

Each year, International Mother Earth Day, or Earth Day, is celebrated worldwide on April 22.It serves as an occasion to reflect on the importance of caring for our home and address serious ...

As the events expanded into a nationwide campaign, the first Earth Day was held on April 22, 1970. The initial movement in 1970 is known as the largest secular day of protest in the world.

On April 22 , 2005, Zacarias ... world leaders from 175 countries gathered in New York on Earth Day to sign the Paris Agreement, the first international accord that outlines steps to combat ...

As the events expanded into a nationwide campaign, the first Earth Day was held on April 22, 1970. The initial movement in 1970 is known as the largest secular day of protest in the world.

As the events expanded into a nationwide campaign, the first Earth Day was held on April 22, 1970. The initial movement in 1970 is known as the largest secular day of protest in the world.

As the events expanded into a nationwide campaign, the first Earth Day was held on April 22, 1970. The initial movement in 1970 is known as the largest secular day of protest in the world.

As the events expanded into a nationwide campaign, the first Earth Day was held on April 22, 1970. The initial movement in 1970 is known as the largest secular day of protest in the world.

The initial movement in 1970 is known as the largest secular day of protest in the world. Discover how Earth Day began in 1970, leading to pivotal US environmental laws and global activism.