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Data
Fusion |
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The combined satellite and ground observations are integrated
into a computer model to predict the future location of pollution. This image shows the trajectories of
aerosols (thick pink and white lines) from July 19, when the data were acquired (see top image), to July
21. Colored areas are measured aerosols, thick lines show trajectories (darker pink indicates air flow
toward the surface, white indicates upward air flow), and the ends of the lines indicate the predicted
position on the 21st. (Animation courtesy NASA/EPA/NOAA/CIMSS IDEA program) |