Websites on Population and Ecology

U.S. and world population clocks

Population Reference Bureau

Population Connection (formerly ZPG)

Negative Population Growth (NPG)

World Overpopulation Awareness

Californians for Population Stabilization

Planned Parenthood (birth control info)

Limits To Growth

FAIR (American Immigration Reform)

Numbers USA (more immigration info)

Population Action International

Union of Concerned Scientists

Worldwatch Institute

World Resources Institute

Environmental News Network

Noise Pollution Clearinghouse

The Simple Living Network

Republicans For Environmental Protection

Peak Oil and Steady-State concepts

Endangered and extinct species lists

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