Category Archives: Energy

the posts in this category used to be in “Energy in A Nutshell” at my former web site.

SMR / Gen 4 nuclear reactors less safe & create even more toxic waste

  Preface. With climate change getting all the press and the coming energy crisis virtually no coverage, pro-nuclear forces are strongly pushing new nuclear plants as a way to lower CO2 emissions and deliver reliable power (but only baseload, they … Continue reading

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Is the USA energy independent?

Preface. Below are excerpts from U.S. House & Senate hearings where various speakers made the case that due to tight fracked gas & oil the United States had 100 or 200 or even 250 years of Energy Independence ahead.  For … Continue reading

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Can we eat enough fried food for biodiesel to keep trucks running?

Fatberg from London sewer If the U.S. can’t make enough biodiesel from plants, then the question becomes: Can we step up our fast-food game? Can we eat more French fries?  Biodiesel is already made from used cooking oil (11.5% of … Continue reading

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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 , , | 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

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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 , , , , | 1 Comment

Far out #7: Ammonia power & recycle wind turbines by eating them

Preface. This optimistic article is honest enough to say that the new process of not emitting NOx when using ammonia for energy is a long way from commercial viability, and has myriad hurdles.  This is not the most promising way … Continue reading

Posted in Far Out, Hydrogen, Natural Gas, Peak Platinum Group Elements, Recycle, Recycling | Tagged , , , , , , , , | 1 Comment

Why liquefied coal (CTL) and natural gas (GTL) can’t replace oil

Preface. Here are just a few of the reasons why we aren’t likely to convert enough coal to diesel to matter as oil decines (see Chapter 11 Liquefied Coal: There Goes the Neighborhood, the Water, and the Air for more … Continue reading

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Lithium-ion battery recycling, environmental impact, energy used

Preface. The future of both electric vehicles and utility-scale energy storage are depending on lithium-ion batteries because of their high energy-density, and even though lithium is limited, it’s about the only kind of battery being made for transport (because it … Continue reading

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Why the world can’t run on biodiesel from algae

Preface. This is an article I published in a peer-reviewed journal, and it’s also similar to “Chapter 25 Biodiesel from Algae” in my book Life After Fossil Fuels: A Reality Check on Alternative Energy. And within this post is a … Continue reading

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