"zealots" at home to ban the use of pesti- cides and biotechnology, which lift farm produc- tivity without posing significant dangers to the environment, Duesterberg says. "A far-greater . . . environmental catastrophe," he writes, "would ensue if the world's farmers cut down forests equal in size to the entire land mass of South America-which is what they would have to do to meet world food demand using only organic farming." Duesterberg's formula for the 21st century...