"Hailed during the war years as the miracle that saved troops from typhus and malaria, DDT was sprayed on crops, forests, cities, even people and was found in hundreds of consumer products, including supposed ant-repelling kitchen shelf paper. It was everywhere, including where it should not have been. But then, the fish and birds started to die off. And that was just the beginning. To Carson, a biologist, "man's assaults upon the environment," whether through pesticide pollution or nuclear testing fallout, was the "chain of evil.""