Tag Archives: carrying capacity

World Scientists’ Warning: Ecological Overshoot & Human nature

Posted on May 31, 2024 by

Preface.  It is rare for a mainstream newspaper to bring up overshoot, so congratulations to the scientific paper of Merz et al (2023) for appearing in The Guardian.  It is so frustrating for those of us who are ecologically aware … Continue reading →

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Collapse of Mayan civilization: drought, mercury poisoning, toxic algae

Posted on March 12, 2023 by

Preface. Drought is probably reason #1, but collapse is complex, I’ve seen lists of over 200 reasons for the Fall of the Roman Empire, and our own fall will have even more causes, though triggered by energy decline, since for … Continue reading →

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Why did everyone stop talking about Population & Immigration?

Posted on June 25, 2022 by

Preface. This post summarizes the 20 top reasons why population growth was abandoned the past 40 years. A deeper understanding can be found in the excellent Beck & Kolankiewicz (2000) “The Environmental Movement’s Retreat from Advocating U.S. Population Stabilization” and … Continue reading →

Posted in Biodiversity Loss, Climate Change, Deforestation, Disease, Overpopulation, Pesticides, Pollution, Population, Transportation, Water Pollution, Wildfire | Tagged , , , , , , , | 14 Comments

Is there a long emergency plan for peak oil?

Posted on February 8, 2022 by

  Source: A year on the midieval farm https://www.medievalists.net/2014/06/year-medieval-farm/ Last updated March 2022. Ever since I learned about peak oil in 2000 after reading my grandfather Pettijohn’s memoir (Pettijohn 1984), I’ve wondered what The Plan To Cope with Oil Decline … Continue reading →

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Bodhi Paul Chefurka: Carrying capacity, overshoot and sustainability

Posted on November 10, 2019 by

Preface. This is a post written by Bodhi Paul Chefurka in 2013 at his blog paulchefurka.ca here. I don’t understand his ultimate sustainable carrying capacity based on hunter gatherers. Why will agriculture go away? But the rest of the article … Continue reading →

Posted in Overshoot, Paul Chefurka, Population | Tagged , , | 7 Comments

Richard Heinberg: Systemic change driven by moral awakening is our only hope

Posted on June 6, 2018 by

[ Although this was written over a year ago on August 14, 2017 by Richard Heinberg on Ecowatch, it’s as true today as it was then, and worth republishing since people forget what they’ve read in the past Alice Friedemann   … Continue reading →

Posted in Climate Change, Critical Thinking, Overpopulation, Overshoot, Population, Richard Heinberg | Tagged , , , | 14 Comments

The mega rich are escaping to New Zealand — the best place to survive collapse

Posted on March 11, 2018 by

Preface. China has the largest navy in the world now, at some point during collapse it would be easy to invade Australia, New Zealand, and other refuges. And anyone else who can sail.  In hard times, the property rights of … Continue reading →

Posted in Where are the rich going | Tagged , , , | 5 Comments

Why did the environmental movement drop the issue of overpopulation?

Posted on July 30, 2017 by

[ This is most of the 27 page report. Beck and Kolankiewicz wrote this to explain why the environmental movement abandoned the goal of keeping population within the carrying capacity of U.S. resources. Systems ecologists such as Paul Erlich, David … Continue reading →

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An invasive green monster that can double in 2 days and impossible to control threatens 20 states

Posted on June 23, 2017 by

    [ The 2011 House of Representatives hearing below is a discussion of how to control salvinia. We spend about $135 billion on invasive species a year – what will happen when the fossil energy to remove them is … Continue reading →

Posted in Biodiversity Loss, BioInvasion, Peak Food | Tagged , , | 3 Comments

Are humans an invasive species?

Posted on October 22, 2016 by

Rob Jordan. April 5, 2016. Populations of early human settlers grew like an ‘invasive species,’ Stanford researchers find. Stanford University. When humans colonized South America, their populations grew like a typical invasive species – an initial explosive growth rapidly reached … Continue reading →

Posted in Biodiversity Loss, BioInvasion, Peak Food | Tagged , , , , | 1 Comment