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Rafting along the Rio Grande in Big Bend National Park

By Oklahoma-Texas Water Science Center September 2010 (approx.)
Rafting along the Rio Grande in Big Bend National Park, Texas
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Detailed Description

Big Bend National Park field trip with Anne Castle, Assisstant Secretary for Water and Science, DOI, September 2010.     USGS Staff explaining USGS Science and water monitoring in the region.

Sources/Usage

Public Domain.