A scientist is scooping up sand near the river bank.

USGS geologist Graham Lederer collects sediment samples along the banks of the Green River near Jensen, UT.

Detailed Description

The sediment sampling project was intended to provide insight into the presence of microplastics in the Colorado River basin. Samples were collected at every campsite that had an adequate supply of sand.

Details

Image Dimensions: 1275 x 1700

Date Taken:

Location Taken: US