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Scientist standing next to air sampling equipment at Winnewissa Falls at Pipestone National Monument

By Upper Midwest Water Science Center
Scientist standing next to air sampling equipment with waterfall in background
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Detailed Description

USGS Upper Midwest Water Science Center/Laboratory for Infectious Disease and the Environment (LIDE) Physical Scientist Aaron Firnstahl snaps a photo with the air sampling unit at the base of Winnewissa Falls at Pipestone National Monument.

Sources/Usage

Public Domain.

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