Sustainability Initiative
Creating a sustainable society means stabilizing the U.S. population. The Sustainability Initiative educates Americans about the environmental and social costs of immigration-driven population growth and the many benefits of ending U.S. population growth, from decreased carbon emissions and increased wildlife habitat to less traffic and lower housing costs.
Find Actions HereThe Sustainability Initiative empowers voters to achieve an immigration policy that can last.
NumbersUSA is the chief repository of immigration population research . . .
Sprawl Studies
Quantifying the Loss of Open Space In The United States
Quantifying the Loss of Open Space In The United States
Every 30 seconds, a football field worth of nature in the United States is lost to development to accommodate the ever-growing number of people living inside U.S. borders. Occurring primarily near where most Americans live, these losses of natural habitat . . .
Since 1996, NumbersUSA has been the premier organization continuing the work of several federal commissions in seeking an American immigration population future in which both human and natural inhabitants can thrive.
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Sustainability
Immigration recommendations of every blue-ribbon federal commission since 1969
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June 24, 2025
