Sierrans for US Population Stabilization
Sierrans for US Population Stabilization SUSPS "is a network of Sierra Club activists who support a comprehensive approach to environmentalism within the Sierra Club. We support Sierra Club policies and principles with the exception of current Sierra Club U.S. population policy, which we believe is inadequate in addressing U.S. overpopulation." 
- April, 2002: SUSPS endorsed candidates Ben Zuckerman is elected to the Sierra Club Board of Directors, receiving the highest number of votes.
- April, 2003: SUSPS endorsed candidates Doug LaFollette and Paul Watson are elected to the Sierra Club Board of Directors See election results.