PAH, Groundwater, and Coring Collage

PAH, Groundwater, and Coring Collage

Detailed Description

(L - R) Collecting PAH samples in an urban creek adjacent to coal-tar-based pavement sealcoat treated surfaces; Surficial aquifer groundwater sampling; Collecting lake sediment core at Town Lake in Austin, Texas.  (Credit, Barbara Mahler and Alan Cressler, USGS.)

Details

Image Dimensions: 1200 x 300

Location Taken: US