NASA Earth
@NASAEarth
NASA’s favorite (habitable) planet. 🌎💚 Studying Earth from ground to orbit.
加入 March 2009
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NASA studies air pollution around the world to better understand what’s in the air and what it can mean for human health. #CleanAirDay#
Clean air matters for everyone. 🌎 With missions like TEMPO, NASA helps track air quality across North America, helping communities plan for a healthier future. #CleanAirDay#
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