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| Description: Point Sources of Pollution (a) Untreated wastewater discharge; (b) many feedlots are large but still considered a point source of organic contaminants. Picture Stats: Views: 681 Filesize: 248.5kB Height: 786 Width: 1402 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=21556 |