During the seventeen years she worked in the US Fish and Wildlife Service, Rachel Carson learned about the problems of pesticides. Undaunted by the chemical companies' hostility and by the public's high enthusiasm for pesticides, she wrote a book called Silent Spring, which caused a major shift in public consciousness about the environment.
The mosquito control plane flew over our small town last
summer. Since we live close to the marshes we were treated to
several lethal doses, as the pilot criss-crossed over our
place....We consider the spraying of active poison over
private land to be a serious aerial intrusion.
Air spraying where it is not needed or wanted is inhuman,
undemocratic, and probably unconstitutional. For those of us
who stand helplessly on the tortured earth, it is intolerable
(Sterling, pp. 147-148).