Earth Day is coming up on April 22. But what is Earth Day, and how and when did it start? “Earth Day marks the anniversary of the birth of the modern environmental movement in 1970,” according to the ...
Earth keeps getting warmer because more energy from sunlight stays trapped in the climate system. Scientists refer to this as ...
TODAY IS EARTH DAY, APRIL 22ND, SO ENVIRONMENTALISTS USE THIS DAY TO ENCOURAGE ALL OF US TO KEEP OUR PLANET HEALTHY. METEOROLOGIST ELLEN ADLER VISITED THE GREENSBORO SCIENCE CENTER TO LEARN MORE ABOUT ...
Ten years ago, there were about 1,200 satellites in orbit around the earth. Now there are about 12,000 and the numbers are ...
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