The Overpopulation Project

TOP – Research and Outreach

Too many people consuming too much

Resources

Scientific articles:

Population and Biodiversity Loss
Population and Environment
Population and Climate Change
Family Planning and Environment
Current Demographic Trends and Future Projections
Population Ethics

Popular Science
Carl Wahren Digital Archive
Books
Videos
Graphics
Population Neglect
Population and Religion
Organizations Dealing With Overpopulation
Population Journals

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Explore the content and topics covered by TOP, search here

Recent blog posts

Making sense of Trump’s immigration crackdownJanuary 22, 2026
Overpopulation is a major factor in global mortalityJanuary 16, 2026
Major UN report highlights overpopulation and overconsumption, need for profound transformationJanuary 7, 2026
TOP end of year roundupDecember 30, 2025
Housing Costs a Matter of Supply and DemandDecember 21, 2025

Blog categories

What we are reading, listening to and watching

Gallery of infographics – Learn more about overpopulation and environment

Women education and number of babies
Source: Barro-Lee Educational Attainment Dataset (2015): PRB Data Sheet 2015

Women education and number of babies
Source: Barro-Lee Educational Attainment Dataset (2015): PRB Data Sheet 2015