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The International Astronomical Union (IAU) downgraded the status of Pluto to that of a dwarf planet because it did not meet the three criteria the IAU uses to define a full-sized planet. Essentially Pluto meets all the criteria except one—it “has not cleared its neighboring region of other objects.”
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That ozone protects us and other living things from the Sun's harmful ultraviolet rays. Satellites have shown that the ozone is disappearing over some parts of Earth. So, we know that we must find and use chemicals that are less damaging to our atmosphere. We use satellites to predict the weather.
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Formerly the fourth largest lake in the world with an area of 68,000 km2 (26,300 sq mi), the Aral Sea began shrinking in the 1960s after the rivers that fed it were diverted by Soviet irrigation projects.
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i think about me playing my fav game
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