DDT

DDT

THE SAD HISTORY OF DDT. The mistake that almost killed our national bird, the Bald Eagle

 

Discovered by Paul Müller as an insecticide

1939

Used extensively in World War II and afterwards for farming

1939-1972 (33 years)

Müller given Nobel Prize for Medicine

1948

First book warning of its dangers

1962

Public outcry led to its ban in the U.S.

1972

Banned in Canada

1989