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Climate

what is global warming
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What Is Global Warming?

Global Warming is the increase of Earth’s average surface temperature due to effect of greenhouse gases, such as carbon dioxide emissions fr

what is the jet stream
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What Is the Jet Stream?

What Is the Jet Stream? Several miles above our heads in the top part of the stratosphere, winds can blow up to 300 miles an hour. These win

why did dinosaurs die out
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Why Did Dinosaurs Die Out?

Why Did Dinosaurs Die Out? Since their discovery in the nineteenth century, the reason for the dinosaurs’ demise has been a matter of specul