The Overpopulation Project
TOP – Research and Outreach
Too many people consuming too much
Category: Rewilding
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The Population Factor back by popular demand
In 2020 and 2021, I recorded two seasons of the TV show The Population Factor. Each episode features in-depth conversations focused on a particular aspect of the population/environment connection. Check out seasons one (hour-long episodes) and two (half-hour episodes), all available for free streaming at the links below. by Phil Cafaro Season 1 Episode 1.…
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New publication shows how overpopulation drives biodiversity loss
The concept of human overpopulation, once common, is now rarely used in the scientific literature. Yet overpopulation is a major driver of biodiversity loss and a key obstacle to fairly sharing habitat and resources with other species. A new publication from TOP explores the connections between human numbers and preserving wild nature. by The Overpopulation…
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An Environmental Impact Statement on US Immigration Policy
What impact does US immigration policy have on greenhouse gas emissions, habitat preservation, or water and air pollution? Episode six of The Population Factor on Earthx TV addresses these questions, while episode seven, the final episode of season one, discusses how declining human populations open up new opportunities for ecological restoration. by The Overpopulation Project…
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‘A Life on Our Planet’: Attenborough’s recipe and human reluctance — Chronicle of a failure foretold
“Never let your sense of morals prevent you from doing what is right”I. Asimov In the outstanding film “A life on our planet”, Sir David Attenborough tells us which actions we need to implement to avoid a future catastrophe. His plan is feasible and affordable: we already have all the knowledge and technology required to…
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New book argues for a sustainable world with 3 billion people
In his new book A Planet of 3 Billion, Christopher Tucker presents a vision of a future world inhabited by 3 billion people, compared to 7.8 billion today. Inspired by Joel Cohen’s 1995 book How Many People Can the Earth Support? Tucker sets out to answer exactly this question. The ecological destruction caused by humanity…
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More and more people living on the planet is cause for concern
TOP assisting researcher, Patrícia Dérer, was recently interviewed for the Hungarian newspaper, 444. The article, shortened and translated to English, includes highlights from her interview where she discusses the conditional nature of population projections, the link between population and biodiversity, the declining population of eastern Europe, successful family planning programs, and much more. By Zsolt…
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Rethinking depopulation and land abandonment – the opportunity of rewilding
By Patrícia Dérer Thirty countries around the world have declining human populations. With the exception of Japan, these are European countries that, along with the rest of Europe, have successfully undergone the “demographic transition”. Impressive achievements in health care, education and economic development have resulted in lower child mortality and longer life expectancy, leading to…
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Recent blog posts
- A useful tool to explore future population possibilities
- The role of mortality in fertility transition studies
- Population growth is still rapid. Has the UN Population Fund (UNFPA) forgotten family planning programs?
- The Most Appropriate Response to Falling Birthrates? Embrace Them
- New paper defends a pragmatic definition of overpopulation
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Gallery of infographics – Learn more about overpopulation and environment
