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- “Star Wars” missile defense won’t stop incoming nukes
- Lab-grown meat is energy intensive – and up to 25 times worse for the climate than beef
- The Biblical Revelations, critical thinking, and how this affects us today
- Why the U.S. is ignoring nuclear winter in nuclear policies & strategies
- Oil choke points vulnerable to war, chaos, terrorism, accidents, & piracy
- Nuclear weapons must be reduced or we risk nuclear winter
- Fusion is already running out of fuel
- Peak Oil is Officially Here! World oil production peaked November of 2018
- Wood, the fuel of preindustrial societies, is half of EU renewable energy
- Rare Earth updates: recent research on why complex & intelligent life are rare in the Universe
- Book review of “Chip War” and the Fragility of microchips
- The tremendous material and energy toll of the digital economy
- Nuclear attack on U.S. could kill 90% of Americans
- What percent of Americans are rational?
- Book review of Lights Out. A Cyberattack. A Nation Unprepared. Surviving the Aftermath
Category Archives: Manufacturing & Industrial Heat
328 Million Americans use 3.2 million pounds of minerals, metals, and fuels in their lifetime
Preface. Even if you go off the grid, civilization 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 Mining, Peak Critical Elements, Recycle, Recycling
Tagged consumption, critical elements, limits to growth, peak minerals
6 Comments
Batteries use rare, declining, critical, & imported elements from unstable countries
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-fuels entirely in their life cycle, from mining trucks … Continue reading
Posted in Batteries, Mining, Peak Critical Elements, Peak Rare Earth Elements
Tagged batteries, peak minerals
7 Comments
The Invisible oiliness of everything
Preface. Even a simple object like a pencil takes hundreds of actions and objects requiring fossil energy to do and make. Not electricity. This is on of many reasons why wind, solar, or other contraption that make electricity can’t replace … Continue reading
Fossil-fueled industrial heat hard to impossible to replace with renewables
Preface. Cement, steel, glass, bricks, ceramics, chemicals, and much more depend on fossil-fueled high heat (up to 3200 F) to make. Except for the electric-arc furnace to recycle existing steel, there aren’t any renewable ways to make cement, other metals, … Continue reading
Posted in Alternative Energy, Manufacturing & Industrial Heat
Tagged electricity, heat, hydrogen, manufacturing
2 Comments
Charcoal for the high heat needed in manufacturing after peak oil
Preface. De Decker (2011) writes: “A large share of energy consumed worldwide is by heat. Cooking, space heating and water heating dominate domestic energy consumption. In the UK, these activities account for 85% of domestic energy use, in Europe for … Continue reading
Posted in Manufacturing & Industrial Heat, Peak Biofuels, Wood
Tagged biomass, charcoal, industrial heat, wood
3 Comments
Foreign Policy: The limits of clean energy
Preface. This article appeared in the magazine Foreign Policy. Some key points: Renewables to power the world would require 34 million metric tons of copper, 40 million tons of lead, 50 million tons of zinc, 162 million tons of aluminum, … Continue reading
Peak stainless steel
Steel and nickel aren’t on the critical mineral list, but nickel ought to be, since this study shows that there is a significant risk that stainless steel production will reach its maximum capacity around 2055 because of declining nickel production, … Continue reading
Posted in Infrastructure & Collapse, Mining, Peak Critical Elements
Tagged iron ore, nickel, peak steel, stainless steel
4 Comments
Can concentrated solar power be used to generate industrial process heat?
Preface. The bright future of solar thermal powered factories, makes some important points about using concentrated solar power to generate heat: “…A large share of energy consumed worldwide is by heat. Cooking, space heating and water heating dominate domestic energy … Continue reading
Going 100% renewable power means a lot of dirty mining
Preface. Everyone talks about oil spills, but what about the dirty mining that will have a huge polluting footprint on the earth of mercury, arsenic, and other toxic heavy metals. The Pebble mine is canceled for now, but if the … Continue reading
Posted in Groundwater, Manufacturing & Industrial Heat, Pollution
Tagged manufacturing, mineral depletion, mines, mining, pollution, renewables
Comments Off on Going 100% renewable power means a lot of dirty mining
High-Tech can’t last: limited essential elements with limited lifespans
There are 17 rare earth elements in the periodic table. About nine of those elements go into every iPhone sold… and if China were suddenly to disappear from a map tomorrow, Apple would lose about 90% of those elements. Source: … Continue reading