Category Archives: Carrying Capacity

Without fossil fuels, carrying capacity of the planet is about 1.5 billion people, the USA about 100-150 million

Agriculture. Climate change impacts in the United States.

Notes from 25 page: Hatfield, J., et. al. 2014: Ch. 6: Agriculture. Climate Change Impacts in the United States. The Third National Climate Assessment. 150-174. Note the main calorie growing regions of the United States (not shown: hogs, cattle, milk … Continue reading

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Peak soil, Peak Phosphate, Peak Fertilizer means Peak Food

Amundson, R., et al. May 7, 2015. Soil and human security in the 21st century. Science 348. A group of leading soil scientists has summarized the precarious state of the world’s soil resources and the possible ramifications for human security … Continue reading

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Richard Heinberg Only less (population) will Do

Only Less Will Do by Richard Heinberg,  Post Carbon Institute    Mar 16, 2015 [portions of this article were cut and rearranged] Almost nobody likes to hear about the role of scale in our global environmental crisis. That’s because if … Continue reading

Posted in Birth Control, By People, Climate Change, Overpopulation, Richard Heinberg | Tagged , , , , , , , , | 2 Comments

The Nitrogen Bomb – fossil-fueled fertilizers keep 5.5 billion people alive

Fisher, D. 4 April 2001. Discover magazine Vol. 22 No. 4  The Nitrogen Bomb. By learning to draw fertilizer from a clear blue sky, chemists have fed the multitudes. They’ve also unleashed a fury as threatening as atomic energy. In … Continue reading

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Irrigation uses a lot of electricity, requires expensive grid in remote areas

“Irrigation load from farm irrigation systems can be costly to serve, because of the high cost of connecting these dispersed systems to the electric grid and the high cost of having enough capacity available to meet seasonal irrigation load.” Alice … Continue reading

Posted in Electric Grid, Food | 1 Comment

The Oiliness of Everything: Invisible Oil and Energy Payback Time.

The Oiliness of Everything: Invisible Oil and Energy Payback Time By Alice Friedemann, www.energyskeptic.com August 23, 2014 (last update 8-28-2015) Just as fish swim in water, we swim in oil.  You can’t understand the predicament we’re in until you can … Continue reading

Posted in Agriculture, Alternative Energy, An Overview, Antecedents, EROEI Energy Returned on Energy Invested, Food, Wind | 7 Comments

Population, Fossil Fuels, Consequences

Now that oil, coal, and natural gas are at peak production or will be soon, how can any rational person argue there’s no need for birth control and less immigration with 5 of the 7 billion humans alive due to … Continue reading

Posted in Overpopulation | 2 Comments

Why did everyone stop talking about Population & Immigration?

              “Unlooked for but swift, we have come on like a swarm of locusts: a wide, thick, darkling cloud settling down like living snowflakes, smothering every stalk, every leaf, eating away every scrap of … Continue reading

Posted in Overpopulation, Population | 3 Comments

John W Day Jr, Charles Hall, et al: Ecology in Times of Scarcity

Ecology in Times of Scarcity Day, J. W. Jr., Hall, C.A., Yanez-Arancibia , A., Pimentel, D., Marti, C. I., and Mitsch, W. J. 2009. Ecology in Times of Scarcity. BioScience. 59:4, 321-331. Abstract In an energy-scarce future, ecosystem services will … Continue reading

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John Holdren, Senior advisor on Science and Technology

[I totally adore John Holdren, who completely understands our situation, and is probably responsible for many of the grey hairs on President Obama’s head.  Poor President Obama, community activist, lawyer, unaware of the world from an ecological point of view.  … Continue reading

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