This year marks the 55th anniversary of Earth Day! Every year on April 22, people worldwide mobilize to address some of the most urgent threats facing our environment, from climate change to ...

To mark Earth Day, NBC’s Brian Cheung joins TODAY to break down numbers and facts about the blue planet, including how it got its name and how many miles food may travel to get to your plate. He also ...

While Earth Day, observed annually on April 22, may not be a major holiday that’s widely celebrated outside of classrooms, it’s more than worthy of honoring. After all, without Earth, where would we ...

More than 8 billion people inhabit Earth, and soon a springtime holiday will remind them of the need to take care of their home. Earth Day, which takes place on April 22, dates back to 1970, when U.S.

Colton Boyer, 8, of Hollidaysburg, looks toward his family as Henry Koch fastens his firefighting gear at the Geeseytown Community Fire Company's booth during Healthy Kids Day at the Blair Regional ...

Ah, Earth. We may not think about our planet on a day-to-day basis, but the world we live in is a pretty interesting place. The third rock from the Sun—and to this day, the only one with known ...

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 ...