Category Archives: Soil

Climate change impacts on agriculture

Posted on July 6, 2020 by

Preface. There are three articles below on this topic. Climate change impacts on agriculture in the news: 2021 Atmospheric drying will lead to lower crop yields, shorter trees across the globe Alice Friedemann   www.energyskeptic.com  author of “Life After Fossil Fuels: … Continue reading →

Posted in Agriculture, BioInvasion, Drought, Extreme Weather, Heat, Soil, Soil, Water, Where to Be or Not to Be | Tagged , , , , , , , | Comments Off on Climate change impacts on agriculture

Vanishing open spaces: population growth and sprawl in America

Posted on May 27, 2019 by

Before the fossil fuel age began, about 80 to 90% of people farmed to make a living. Since the end of the oil age will send us back to the past, farmland and farmers will once again comprise the greatest … Continue reading →

Posted in Agriculture, Overpopulation, Soil | Tagged , , | 5 Comments

Using manure for fertilizer in the future – it won’t be easy

Posted on April 21, 2019 by

Preface. At John Jeavons Biointensive workshop back in 2003, I learned that phosphorous is limited and mostly being lost to oceans and other waterways after exiting sewage treatment plants.  He said it can be dangerous to use human manure without … Continue reading →

Posted in Life Before Oil, Soil, Waste, Water | Tagged , , , , , , | 8 Comments

Book review of Dirt: the erosion of civilization

Posted on March 16, 2019 by

Preface. On average civilizations collapsed after 800 to 2,000 years because they’d destroyed their topsoil. Today, industrial agriculture is doing this far faster – in most of the United States half of the original topsoil is gone from the richest … Continue reading →

Posted in Agriculture, Agriculture, Peak Food, Soil | Tagged , , , , | 4 Comments

Book: John Perlin’s “A Forest Journey: The Story of Wood and Civilization”

Posted on October 18, 2018 by

Preface.  This contains excerpts from John Perlin’s “A Forest Journey: The Story of Wood and Civilization”. It’s one of my favorite books about natural resources, exploring the role wood has played in the rise and fall of civilizations since they … Continue reading →

Posted in Collapse of Civilizations, Collapsed, Deforestation, Life Before Oil, Limits To Growth, Peak Resources, Soil, Wood | Tagged , , , , | 1 Comment

U.S. farmers destroy future food production for centuries with modern farming methods

Posted on June 13, 2018 by

[ Below are excerpts from a devastating critique of current farming practices by the National research council. Here are some of the main points. “Most food is produced by farmers who rely on agriculture for their livelihood. …surveys repeatedly show … Continue reading →

Posted in Agriculture, Air, Biodiversity Loss, Climate Change, Groundwater, Limits To Growth, Peak Food, Pesticides, Soil, Water | Tagged , , , , , | 1 Comment

Peak soil: Industrial agriculture destroys ecosystems and civilizations. Biofuels make it worse.

Posted on August 31, 2017 by

Alice Friedemann. 2017. Peak Soil.  Last update Oct 23, 2017, first 2007 [ Formerly titled: Why Biofuels are Not Sustainable and a Threat to America’s National Security.  Shorter versions appear in the following books: Jacqueline Langwith, ed. 2008.  “Opposing Viewpoints: Renewable … Continue reading →

Posted in Alternative Energy, Biofuels, Biomass, Energy, Peak Biofuels, Soil, Soil | Tagged , , , , , , , , , , , , | 2 Comments

Book review of “1493 Uncovering the new world Columbus Created”

Posted on August 29, 2017 by

[ This book will be included in the “must read” category of my giant booklist when I get around to updating it. This book isn’t just about the past, the implications reverberate into the postcarbon future.  Will slavery return without … Continue reading →

Posted in 2) Collapse, Agriculture, Disease, Pesticides, Soil | Tagged , , , , , | Comments Off on Book review of “1493 Uncovering the new world Columbus Created”

Nitrogen fertilizer poses significant threats to humans and the environment

Posted on August 11, 2017 by

NRC. 2015. A Framework for Assessing Effects of the Food System. National Research Council, National Academies Press. 19 pages.   Nitrogen (N) is essential for agricultural productivity, but in its more reactive forms, it can pose significant threats to humans … Continue reading →

Posted in Climate Change, Fisheries, Groundwater, Planetary Boundaries, Pollution, Soil | Tagged , , , | Comments Off on Nitrogen fertilizer poses significant threats to humans and the environment

Mineral: Soil from Ugo Bardi’s “Extracted”

Posted on June 8, 2017 by

Preface. Ugo Bardi’s book on minerals covers a wide-ranging territory, including soil, which is a mineral.  In this section of the book he shows how humans have damaged the soil so much we have greatly overshot carrying capacity by lowering … Continue reading →

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