Watch American Experience Season 5 Episode 11 Online

She had been a biologist for the federal government when she first took note of the effects of the unregulated use of pesticides and herbicides, especially DDT. Magazines refused to publish her articles because they were afraid of losing advertising. When Rachel Carson published Silent Spring in 1963, she was viciously attacked, called "an ignorant and hysterical woman." But her warning sparked a revolution in environmental policy and created a new ecological consciousness.