Clockwise from top left: The Center of the Universe in Wallace, Idaho (wikimedia.commons.org); zooplankton sampling, Brownlee Reservoir, ID/OR (Austin Baldwin, USGS); Allison Trcka, sampling groundwater in eastern Idaho (Kerrie Treinen, USGS)
Detailed Description
Clockwise from top left: The Center of the Universe in Wallace, Idaho (wikimedia.commons.org); zooplankton sampling, Brownlee Reservoir, ID/OR (Austin Baldwin, USGS); Allison Trcka, sampling groundwater in eastern Idaho (Kerrie Treinen, USGS)
Sources/Usage
Public Domain.