> Riverkeeper
An organization devoted to identifying and bringing litigation against corporations polluting the Hudson River.

> Endangered Species Program
For information on efforts by the U.S. Fish and Wildlife Service to administer the Endangered Species Act of 1973.

> American Rivers
"A national non-profit conservation organization dedicated to protecting and restoring healthy natural rivers and the variety of life they sustain for people, fish, and wildlife."

> Union of Concerned Scientists
For details about the Corporate Average Fuel Economy (CAFE) standards passed by Congress in 1975, that first required the auto industry to produce more fuel-efficient vehicles.

> National Resources Defense Council
The organization where Kennedy serves as Senior Attorney.