Category Archives: Energy

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

Natural Gas is essential for energy storage

Preface. In a 100% renewable energy storage system mainly dependent on wind and solar, there needs to be a tremendous amount of energy storage for up to six weeks when there is little wind or sunshine. The only storage now … Continue reading

Posted in Natural Gas Energy Storage | Tagged , | 8 Comments

Far out #3: Sugar power

Preface. No, you object, sugar in the gas tank will destroy the engine. Not true. Snopes.com says that won’t happen because sugar doesn’t dissolve in automotive fuel or caramelize, and so it does not turn into the debilitating gunk this … Continue reading

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Limits to growth: Oil & Gas Fracking sand

Preface.  Economists don’t believe in “Limits to Growth”, but good grief, if sand can grow scarce for fracking of oil and gas, and everything else for that matter (see more peak sand posts here), then surely other important stuff has … Continue reading

Posted in Limits To Growth, Oil & Gas Fracked, Sand | Tagged , , | 1 Comment

Escape to Mars after we’ve trashed the Earth?

The idea that we can go to Mars is touted by NASA, Elon Musk, and so many others that this dream seems just around the corner.  If we destroy our planet with climate change, pollution, biodiversity loss, soil erosion, aquifer … Continue reading

Posted in Climate Change, Extinction, Far Out, Human Nature, Planetary Boundaries, Where to Be or Not to Be | Tagged , , , , , | 11 Comments

Heavy-duty hydrogen fuel cell trucks a waste of energy and money

Preface.  Hydrogen fuel cell trucks are incredibly inefficient. Turning hydrogen back into electricity with a fuel cell is only 24.7 % efficient (.84 * .67 * .54 * .84 * .97) as shown in figure 1. There are multiple stages … Continue reading

Posted in Batteries, Electric Trucks, Electric trucks impossible, Hydrogen | Tagged , , , , , | 3 Comments

Methane apocalypse? Not likely.

Preface. The four articles below explain why methane from permafrost or hydrates are not likely to erupt abruptly and send Earth into a hothouse hell.  In addition, here are some posts debunking Guy McPherson who believes the world will end … Continue reading

Posted in CO2 and Methane, Methane Hydrates | Tagged , , , , , , | 4 Comments

Far out power (satire): Biofuels made from the victims of climate change, potato power, founding fathers spinning in graves

Preface. Most breakthroughs you read about in batteries, hydrogen, and other fossil fuel replacements are about as likely as these are Alice Friedemann   www.energyskeptic.com  author of “When Trucks Stop Running: Energy and the Future of Transportation”, 2015, Springer, Barriers to … Continue reading

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Far out power #2: Soap, Raindrops, Hyperloops, and Fitness Centers

Preface. Anything goes at a time when the energy crisis hasn’t even hit. Alice Friedemann   www.energyskeptic.com  author of “When Trucks Stop Running: Energy and the Future of Transportation”, 2015, Springer, Barriers to Making Algal Biofuels, and “Crunch! Whole Grain Artisan … Continue reading

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Nuclear powered airplanes, cars, and tanks

Preface. After all the research I’ve done on rebuildable, not renewable wind and solar, hydrogen, batteries, and other Green dreams of an endless future of growth based on them, I’ve come to see them as just as likely as nuclear … Continue reading

Posted in Airplanes, Automobiles, Far Out, Nuclear Power | Tagged , , | 4 Comments

Distribution – why it is so hard to add E15 or E85 at a gas station

Preface. One of the huge hurdles to shifting from oil to “something else” is the chicken-or-egg problem of no one buying a new-fuel vehicle with few places to get it, so few are made, so service stations don’t add the … Continue reading

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