Tag Archives: consumption

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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328 Million Americans use 3.2 million pounds of minerals, metals, and fuels in their lifetime

Posted on January 10, 2021 by

Preface. Even if you go off the grid, civilization is using up minerals at an exponential rate to maintain the non-negotiable American lifestyle, which in 2006, required 3.7 million pounds of minerals, metals, and fuels in each person’s lifetime, or … Continue reading →

Posted in Mining, Peak Critical Elements, Recycle, Recycling | Tagged , , , | 6 Comments

A Strong Case for the Anthropocene: no other species has ever consumed so much of earth’s resources so quickly

Posted on September 24, 2020 by

Figure 1. Produced energy and the pattern of human population growth from 1750. Utilization of these energy sources, together with the energy used by humans from net primary production, is now approaching the entire energy available to the global ecosystem … Continue reading →

Posted in ! PEAK EVERYTHING, Climate Change, Human Nature | Tagged , | 10 Comments

Rex Weyler on “what to do” about limits to growth, peak energy

Posted on November 10, 2018 by

Preface. Professor Nate Hagens is teaching a class at the University of Minnesota about the state of the world that may be expanded to all incoming freshmen.  Many despair when they learn about limits to growth and finite fossil fuels.  … Continue reading →

Posted in What to do | Tagged , , | 8 Comments

Energy generation water consumption

Posted on June 7, 2015 by

[ Notice how much water biofuels use, especially soybeans for biodiesel Alice Friedemann   www.energyskeptic.com  author of “When Trucks Stop Running: Energy and the Future of Transportation”, 2015, Springer] Notes from “Working Document of the NPC Future Transportation Fuels Study. Topic … Continue reading →

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Population posts on the internet

Posted on November 23, 2014 by

[Below are posts I’ve run across on population. It will be left to Mother Nature to cut our numbers back to what the earth can support after fossil fuels decline.  In the brief 100 years or so the oil-boom lasted, … Continue reading →

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