Millions of people around the world will pause on Tuesday, at least for a moment, to mark Earth Day. It's an annual event founded by people who hoped to stir activism to clean up and preserve a planet ...

The first Earth Day was celebrated April 22, 1970. 55 years later, we know a lot more about the harmful effect human civilization has on our natural environment. But the desire to find solutions – big ...

Oh, how we love Mother Earth, don't we? Earth is our home and has given us so much — green grass, sunny skies, breathtaking sunsets and beautiful snow — so why not celebrate it by taking one day to ...

Between the beautiful views, luscious landscape, and bountiful critters on the Drummond Ranch, every day is like Earth Day. Whether there's a watercolor sunset or rainbow brightening the Oklahoma sky, ...

For Earth Day, we asked the experts. They shared advice on how to be the best planetary citizen possible. Atlas carried the weight of the heavens. You carry the weight of helping the ...