This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
POLLUTED STREAM NARA . Scope and content General notes Local identifier DA Environmental Protection Agency NARAAuthor Norton Boyd Photographer File POLLUTEDSTREAMNARA tif tif File POLLUTEDSTREAMNARA NARAcooperation PDUSGov Streams of Colorado Telluride Colorado Water pollution in the United States Colorado in the NARA