BNA's subscription-only Daily Report for Executives has a nice summary of a stunning new EPA report showing that factory farms and paving are leaving nearly half of our streams polluted:
Nitrogen, Phosphorus, Sediment Runoff
Said to Pollute Nearly Half of U.S. Streams
Nitrogen, phosphorus, and sediment runoff are smothering fish and polluting nearly half of the nation's streams, according to a survey on the health of streams released by the Environmental Protection Agency.