NASA’s TOMS (total ozone mapping spectrometer) detects dust streaming from Northern China to the United States (red is highest concentration; green is lowest). Photo © Colin Seftor (Raytheon) and Christina Hsu (UMBC)
NASA’s TOMS (total ozone mapping spectrometer) detects dust streaming from Northern China to the United States (red is highest concentration; green is lowest). Photo © Colin Seftor (Raytheon) and Christina Hsu (UMBC)
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