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ARS Home Office of Communications Images Photos Jul11





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Image Number D2221-1 ARS scientists measure the levels of PM2.5 and PM10 in the air outside a cotton gin by surrounding the gin with 126 ambient air samplers, such as this one located in a cotton field near a cotton gin in west Texas.  Photo by Derek Whitelock.  640 pixels wide: (d2221-1.jpg)   Please visit our Image Gallery


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