Earth
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Trees Worldwide Down 46% Since First Humans
A team of researchers recently mapped tree populations, finding that about 3.04 trillion trees live on our planet.
Latest Research Articles
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Moon's Lopsided Dust Cloud Could Affect Space Travel
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Earth's Biggest Groundwater Basins Are in Trouble
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Book Review: 'A New History of Life'
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Extreme Climate Kept Dinosaurs Out of Tropics
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Climate Change and Habitat Loss: How Animals Adapt
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Global Warming Hiatus Never Happened?!
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Earth Organisms Could Survive on Mars
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California Earthquakes and Tsunamis Could be Looming Threats
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See: Stunning Aurora Haloes Earth and its Sparkling Cities from Space [PHOTO]
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New Human Ancestor Species May Have Lived Alongside 'Lucy'
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Earth's Ozone is in Good Shape, Scientists Say
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Savannahs Help Slow Down Climate Change