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- Why Nuclear Power can’t replace fossil fuels
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- Motherboards: too complicated to make after oil
- “More and More and More” one of the best books on energy ever written
- The staggering destruction of knowledge by Christians in the Roman Empire
Category Archives: Agriculture
Why it is hard to replace diesel with biodiesel
Biodiesel is the great hope, our main hope, the only renewable fuel of all the many options, and the closest to the diesel essential for rail, trucks, and ships to do the actual work of civilization. The U.S. produces over … Continue reading
Posted in Biodiesel, Food production, Oil, Peak Biofuels, Peak Food, Transportation, Water
Tagged biodiesel, diesel, EROI
1 Comment
Corn for ethanol & soy for biodiesel tremendously destructive
In the news: Cullen A (2024) Corn Belt fertilizer is killing the Gulf of Mexico. Washington Post. About 30 percent of the nitrogen applied for raising corn is lost to water, and much of it right now is draining off … Continue reading
Posted in Biodiesel, Peak Food, Pesticides, Soil, Water Pollution
Tagged aquifer depletion, biodiesel, corn, erosion, ethanol, pollution, soybeans, topsoil
Comments Off on Corn for ethanol & soy for biodiesel tremendously destructive
Limits to Growth: Natural gas fertilizer that feeds 4 billion of us
Preface. In chapter 4 of my book “Life After Fossil Fuels: A Reality Check on Alternative Energy“, I explain how it came to be that fertilizer is made out of natural gas, using the energy of natural gas, and why … Continue reading
Posted in Life After Fossil Fuels, Limits To Growth, Natural Gas, Peak Food, Starvation
Tagged agriculture, food, peak food, peak natural gas, starvation
1 Comment
USGS Groundwater Depletion study of aquifer decline in the U.S.
Preface. I summarize two major research papers on the state of the Ogallal below. It and many other aquifers are depleting rapidly, and polluted from pesticides, feedlot waste, intruding salts, and other pollution. Rainfall isn’t replenishing the Ogallala. Many won’t … Continue reading
Posted in Government study predictions, Groundwater, Peak Food, Peak Water
Tagged aquifer, california, depletion, groundwater, Ogallala, USGS
1 Comment
The Nitrogen Bomb: fossil-fueled fertilizers keep billions of us alive
Preface. There are two articles below that explain why natural gas fertilizers are keeping at least 4 billion of us alive today. If you’re interested in this topic, here are a few more to read: Erisman JW, Sutton MA, Galloway … Continue reading
Posted in Farming & Ranching, Life After Fossil Fuels, Natural Gas, Overpopulation, Peak Food
Tagged agriculture, fertilizer, nitrogen, overpopulation, peak food
4 Comments
Livestock threatened by toxic invasive species on rangeland
Preface. Will cattle, sheep,goats, and horses have to be raised on feed lots in the future to prevent range land poisoning from invasive plants? Each year poisonous plants adversely affect 3-5% of the cattle, sheep, and horses that graze western … Continue reading
Posted in Biodiversity, BioInvasion, Farming & Ranching, Peak Food
Tagged biodiversity loss, Bioinvasion, invasive species, plants
4 Comments
Peak Phosphorus
Sources: Peak phosphorus curve indicating a peak in production by 2033, derived from US Geological Survey and industry data. Cordell, D.; Drangert, J.-O.; White, S. The story of phosphorus: Global food security and food for thought. Glob. Environ. Change 2009, … Continue reading
Replacing diesel tractors with horses or oxen – what will that be like?
Preface. Since fossil fuels are finite, at some point increasing numbers of farmers with diesel vehicles and equipment will want to replace them with horses, which can do the work of six people. Below is what energy expert Vaclav Smil … Continue reading
Posted in Farming & Ranching, Life Before Oil, Muscle Power, Peak Food, Vaclav Smil
Tagged agriculture, horsepower, muscle power, oxen
1 Comment
Using manure for fertilizer in the future – it won’t be easy
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 Agriculture
Tagged eutrophication, excrement, fertilizer, manure, phosphorus, sewage, water
8 Comments
Why and how Jellyfish are taking over the world
Preface. The more climate change kicks in, the more we over-fish, pollute, acidify and warm the ocean, create vast dead zones, and trawl ocean bottoms, the better the jellyfish do. It is quite possible that the ocean ecosystem will shift … Continue reading
Posted in Books, Extinction Books, Fisheries, Jellyfish, Peak Food
Tagged extinction, jellyfish, peak fish
4 Comments