USGS scientist collects noble gas sample from spring site
By Communications and Publishing
September 2013 (approx.)
Detailed Description
USGS scientist collects noble gas sample from spring site near Roaring Judy, Colorado. Groundwater discharge that flows into the Upper Colorado River Basin varies in response to drought, which is likely due to aquifer systems that contain relatively young groundwater, according to a new U.S. Geological Survey study.
Sources/Usage
Public Domain.