Spring has sprung and it's time to get outdoors and celebrate nature. And what better time to keep our planet happy and healthy than on Earth Day? See when we celebrate the holiday this year, what ...

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 ...

Earth Day is celebrated on April 22 each year, promoting environmental protection and awareness since 1970. Now celebrating its 55th anniversary, this year's Earth Day theme, "Our Power, Our Planet," ...

WASHINGTON — Millions of people around the world on Tuesday are celebrating Earth Day, an annual event founded by people who hoped to stir activism to clean up and preserve a planet that is now home ...