It depends. Joel Cohen is the professor and mathematician who most famously tried to calculate a definitive number, in his book How Many People Can the Earth Support? His success was in admitting that he couldn’t determine a sustainable limit for human population because that limit depends on how people live their lives and what […]
Since 1968, Population Connection (formerly Zero Population Growth or ZPG) has been America's voice for population stabilization—we are the largest grassroots population organization in the United States!
Your support helps us advocate for universal access to birth control, educate tomorrow’s leaders about global population challenges, and mobilize Americans who care about stabilizing population.
Join our Email Action Network to hear about important legislative developments, constituent calls to action, and events in your area!
© Population Connection 2019. 2120 L St NW, Suite 500 Washington, D.C. 20037
