Well, let's see what that one website has as a selected subset of its links, shall we?
- Sierrans for U.S Population Stabilization
Sierra Club members who work for a comprehensive population policy - Negative Population Growth
Serious information in the form of reports and shorter pieces - Floridians for Population Stabilization
State group with activism and information - Californians for Population Stabilization
Environmentalists in the most overpopulated state - LimitsToGrowth.org
The iconoclastic immigration website, with information about diversity as a mass delusion, immigration presenting a threat to women's rights and safety, environmentalist arguments against overpopulating the country and much more. - Beyond Earth Day
Senator Gaylord Nelson, the founder of Earth Day, is back with a book in 2002 informing us of the increasingly threatened environment. He avoids political correctness to tell us that overpopulation, both worldwide and domestic, is using up natural resources faster than they can naturally replenish.