Category Archives: Carrying Capacity

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

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

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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

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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

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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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UK Government: Food, energy, water & the climate. A perfect storm of global events?

FOOD, ENERGY, WATER AND THE CLIMATE: A PERFECT STORM OF GLOBAL EVENTS? 12 Dec 2012. John Beddington CMG FRS, Chief Scientific Adviser to HM Government Government Office For Science. Kingsgate House. 66-74 Victoria street. London [go to the original article … Continue reading

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Peak Food in America 2014

Peak Food. It’s Here. By Tom Lewis April 30, 2014 High food prices — which have been destabilizing (and in some cases, vaporizing) governments around the world — are coming belatedly to America. The prices of beef, pork, shrimp, eggs, … Continue reading

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Lester Brown on Water shortages, Climate Change, Soil Erosion, Decreasing Crop Yields

Institute of Medicine. The Nexus of Biofuels, Climate Change, and Human Health: Workshop Summary. Washington, DC: The National Academies Press, 2014. BIOFUELS AND THE WORLD FOOD ECONOMY The session’s first speaker was Lester Brown, founder and president of the Earth … Continue reading

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Energy in the Food System uses 19% of all energy consumed in the USA. Pimentel 2008

Reducing Energy Inputs in the US Food System David Pimentel & Sean Williamson & Courtney E. Alexander & Omar Gonzalez-Pagan & Caitlin Kontak & Steven E. Mulkey. Hum Ecol (2008) 36:459–471 [some excerpts below. Clearly we’ve got to start reducing … Continue reading

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Energy in Food System. March 2010. USDA

Energy Use in the U.S. Food System 2010. P. Canning et al. USDA. Economic Research Report Number 94 Another great review of this article is Beyond Food Miles by Michael Bomford, a research scientist and extension specialist at Kentucky State … Continue reading

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