"'Pesticide Drift' Eluding Efforts To Combat It"

"The Environmental Protection Agency is considering a petition from farm worker and public health advocates to ban pesticide spraying near schools, hospitals and child care centers. Part of the evidence they cite comes from California, the nation's largest agricultural producer, and a state where pesticides carried from the fields by winds sicken hundreds of people each year."

Sasha Khokha reports for NPR's Morning Edition February 28, 2010.