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NOAA HYSPLIT model back trajectory

2017 (approx.)

Detailed Description

Environmental and Public Health Microbiology Laboratory — St. Petersburg, Florida. USGS scientists use the National Oceanic and Atmospheric Administration (NOAA) HYSPLIT Model to understand the trajectories of particles in the atmosphere. This image shows a NOAA HYSPLIT model back trajectory that identifies Asian deserts as a source for aerosols potentially impacting air quality in North America.


Public Domain.