| http://www.w3.org/ns/prov#value | - Robert Hirsch, the USGS associate director for water, said that ???while the use of pesticides has resulted in a wide range of benefits to control weeds, insects, and other pests, including increased food production and reduction of insect-borne disease, their use also raises questions about possible effects on the environment, including water quality.'' About 40 pesticides of 100 that were studie
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