Polluted Potomac River

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Size: 5088px × 3433px
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Photo credit: © Science History Images / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: .., bank, dc, ecological, ecology, english, environment, environmental, hazard, hazardous, health, language, letters, pollute, polluted, pollution, potomac, public, river, riverbank, safety, sign, signage, swimming, text, washington, water, word