Stratosphere
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Climate Change? Sun-Dimming Spray May Help Cool Down The Planet
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Geoengineers Say Atmospheric Spraying Could Work To Reduce Global Warming
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Solar Geoengineering Aerosol May Be Able To Cool Earth, Fix Ozone Layer: Harvard Study
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NASA Super Pressure Balloon Begins Journey Around The Earth
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Antarctic Ozone Hole Now The Size Of Russia, Canada Combined: Expansion Due To Cold, Says UN Climate Agency
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World View Successfully Tests Flight Of Balloon-Powered Spacecraft
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NASA's Hubble Telescope Finds Distant Planet Has 'Sunscreen' Layer Of Atmosphere
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NASA Researcher Records Strange 'Alien Sounds' From Space
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British Scientist Claims Alien Life Exists Just 25 Miles Above Earth
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Comet Dust Found on Earth for First Time, Locked in Ice and Snow
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Dream Chaser drama: Sierra Nevada partners with Stratolaunch, challenges NASA
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