Add Yahoo as a preferred source to see more of our stories on Google. Earth partially illuminated, displaying continents and clouds, floating in dark space scattered with distant stars. …and sometimes ...

9. On Earth Day in 2011, people planted 28 million trees in Afghanistan as part of a "Plant Trees Not Bombs" campaign. 10. Since the first Earth Day, average annual temperatures in the contiguous ...

It's Earth Day, a day when people around the world celebrate the planet we call home. In honor of the occasion, here are some facts about Earth you may not know. Earth’s diameter, or the distance ...

Earth’s Rotation Day 2026: We see the sun rise and set every day, journeying from day to night and back again. All this seems so normal that we rarely stop to think about the real reason behind it.

Earth Day promotes international awareness of environmental protection and earth conservation. It's the perfect opportunity to teach your child about essential concepts, such as going green and ...

A college student in a gas mask "smells" a magnolia blossom during the first Earth Day on April 22, 1970 in New York City. Credit - AP More than 8 billion people inhabit Earth, and soon a springtime ...