Ten Years of GM Cotton in India: Good or Bad? Ten years ago today, GM cotton was introduced in India. Some would say that this event changed the world cotton market, making India the world's second-largest exporter of cotton, bringing huge revenues to India's farmers, and reducing the use of pesticides on farmers' fields. On the other hand, some believe that the new technology is all hype; GM cotton worked for a few years until pests developed a resistance to the pesticides.While some attribute the production increase to new, fresh lands coming under production, overall productivity on old lands has declined. Experts have not yet identified the reasons why productivity has declined in some areas. Farmers believe that using Bt cotton over...