Pesticide Levels in Waterways Have Dropped, Reducing the Risks to Humans

New York Times: The development of safer pesticides and legal restrictions on their use have sharply reduced the risk to humans from pesticide-tainted rivers and streams, while the potential risk to aquatic life in urban waters has risen, according to a two-decade survey published on Thursday. The study, conducted by the United States Geological Survey and published in the journal Environmental Science & Technology, monitored scores of pesticides from 1992 to 2011 at more than 200 sampling points on rivers and......

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