In 1970, the first Earth Day sparked a massive public response, with 20 million Americans taking to streets and college campuses to speak out against air and water pollution, wilderness loss, and ...

What do you make of a pile of debris that includes old tennis balls, empty beer cans, crushed plastic foam, sodden socks, discarded masks and a gargantuan collection of plastic containers? On a sunny ...

More than one billion people participate in Earth Day, making it the largest civic observance in the world. This year, make sure you join in on the action. Celebrated annually on April 22, Earth Day ...

Earth Day was started to raise awareness about environmental protection and inspire action to address climate change, and pollution.

Earth Day is April 22. Here's what to know about how Earth Day happened and how to celebrate our planet this April.