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 ...

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.

Today is Earth Day. You may have fond memories of planting a tree in previous years, or maybe this day reminds you to be better about recycling. Earth Day got its start in 1970 after the bestselling ...

Happy Earth Day! For the 55th year, the world is using the day to celebrate Mother Nature and the wonderful planet we live on. "Earth Day really is a symbol of the environmental movement," Sarah ...