Author Archives: energyskeptic

Many steps using fossil fuels to make cans & potato chips

Preface.  I am gobsmacked by how much energy goes into making beverage cans and potato chips, look at all the steps, each one using energy!  Why haven’t we run of oil yet? Especially when you look at everything else out … Continue reading

Posted in EROEI Energy Returned on Energy Invested, Manufacturing & Industrial Heat | Tagged , , , , | 3 Comments

Renewables: not enough minerals, energy, time or clean and green

Preface. Electricity generating contraptions like wind and solar can’t replace the 50% of oil used in global manufacturing, because they can’t generate the high heat needed, or run battery or catenary electric trucks as I explained in “When Trucks Top … Continue reading

Posted in Alternative Energy, Battery - Utility Scale, Elements: Critical, Elements: Platinum Group, Elements: Rare Earth, Peak Resources, Recycle, Solar, Wind | Tagged , , , , | 5 Comments

Ugo Bardi’s The Universal Mining Machine

Preface. Below I’ve excerpted some of Ugo Bardi’s “The Universal Mining Machine” (24 January 2008 europe.theoildrum), but I’ve left a great deal out of this excellent article, I encourage you to read all of it if you have time. The … Continue reading

Posted in Elements: Critical, Mining, Ugo Bardi | Tagged , , , | 4 Comments

Minerals essential for wind, solar, and high-tech, are anything but clean and green

This is a book review of Pitron’s “The rare metals war”.  To produce the metals and minerals to make a transition to wind, solar, nuclear and so on would be incredibly destructive and filthy. A fifth of China’s arable land … Continue reading

Posted in Battery - Utility Scale, Elements: Critical, Elements: Rare Earth, Mining, Peak Resources, Photovoltaic Solar, Recycle, Wind | Tagged , , , , | 1 Comment

Book list: What to do about peak everything and limits to growth

If you search on prepping you’ll get 62 million results, but that hasn’t been my focus. I’m madly in love with my techno-optimist husband, we’re both senior citizens, and so we’re not going anywhere or preparing.   Where best to be … Continue reading

Posted in Advice, Book List, Where to Be or Not to Be | Tagged , , , | 14 Comments

328 Million Americans use 3.2 million pounds of minerals, metals, and fuels in their lifetime

Preface. Even if you go off the grid, society is using up minerals at an exponential rate to maintain the non-negotiable American lifestyle, which in 2006, required 3.7 million pounds of minerals, metals, and fuels in each person’s lifetime, or … Continue reading

Posted in Elements: Critical, Mining, Recycle | Tagged , | 6 Comments

Batteries are made of rare, declining, critical, and imported elements

Preface.  Since oil and other fossils are finite and emit carbon, the plan is to electrify society with batteries.  But doh!  Minerals used in batteries are finite too.  And dependent on fossil-fueled transportation and manufacturing from mining trucks, to smelter, … Continue reading

Posted in Batteries, Elements: Critical, Elements: Rare Earth, Mining | Tagged , | 7 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 Agriculture, Biodiversity Loss, BioInvasion, Peak Food | Tagged , , , | 4 Comments

Extreme flooding from slow hurricanes a danger to farms

Preface. Yet another danger from climate change for agriculture will be slow hurricanes and cyclones dumping a foot or more of rain over a few days such as the recent hurricanes Harvey (2017), Florence (2018), and Dorian (2019). Journal reference: … Continue reading

Posted in Agriculture, Climate Change, Floods, Hurricanes | Tagged , , , | Leave a comment

800 scientists: burning forests for electricity or heat releases more 1.5 x more CO2 than coal, 3x more than natural gas

Preface. The 2015 Paris climate change agreement states that burning biomass is carbon neutral. Not true. Over 800 scientists have written the European Parliament to tell them that burning wood for heat or electricity emits 1.5 x more CO2 than … Continue reading

Posted in Biomass, Climate Change, CO2 and Methane, Deforestation | Tagged , , , , | 1 Comment