Earth Day is on Tuesday, April 22, this year. The annual observation is set aside to increase awareness around environmental issues like climate change, pollution, endangered species and other ...

A day dedicated to Big Blue, Earth Day is recognized worldwide and in honor of the occasion, you'll find a variety of Earth Day facts below that you might not already know.

Try your hand at our Earth Day quiz (with answers). advertisement. Parade. 50 Earth Day Trivia Questions and Answers To Inspire You To Protect the Planet. Story by Jessica Sager • 1w.

It's time for the Earth Day quiz! Get green and test your knowledge of the environment, the oceans, animals, climate change and more. Since the very first Earth Day in 1970, April 22 has grown to ...

Here are some fun facts about Earth as we celebrate this planet we live on for Earth Day.The Earth’s diameter at the equator is 7,926 miles.

Earth Day was founded in 1970 and has only gotten bigger since then. Here are five facts about the history of Earth Day to better appreciate the activism that brought it to life.

For Earth Day on April 22, interesting facts including who invented it, why it's on that date, and how it turned into a global movement. Sign Up for Our Ideas Newsletter POV.

Earth Day occurs annually on April, 22. It began in 1970 and celebrates the environmental diversity of Earth and highlights ways of protecting it.

Earth Day Facts (Jessica Zaccaria / Getty Images/iStockphoto) A 2015 study estimated that there are roughly 3 trillion trees on earth, give or take a few million.