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Recent Posts
- 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
- Off-Road vehicles & equipment need diesel fuel
- Book review of “Prime Movers of Globalization: the History & Impact of Diesel Engines & Gas Turbines”
- Mental Health. Coping with the future: notes from Jackson & Jensen’s “An Inconvenient Apocalypse”
- Tesla Semi trucks hauling corn chips
- What is the plan for an electric grid outage that lasts for months?
- Where to be? Links to Superfund, hazardous waste and other toxic sites in U.S.
- Why methanol cannot replace petroleum in shipping
- Why is everyone afraid of AI taking over? It makes stuff up!
- Do you want to eat, drink, or fly?
Category Archives: Scientists Warnings to Humanity
Soil salinity and erosion
Preface. Civilizations fail when their soils are ruined or eroded. One way conquerors made sure that those they enslaved during wars was to salt their land and burn their homes so they had nowhere to escape to. Erosion is an … Continue reading
Posted in Peak Topsoil, Scientists Warnings to Humanity, Soil
Tagged erosion, food, salinity, soil, topsoil
2 Comments
Underestimating the Challenges of Avoiding a Ghastly Future
Preface. This is another “Scientists Warnings to Humanity” by many famous scientists, including Paul & Anne Erlich, John Harte, Peter Raven, and Mathis Wackernagel. Some of the challenges they point to are loss of biodiversity and consequent 6th mass extinction, … Continue reading
Posted in Scientists, Scientists Warnings to Humanity
Tagged biodiversity, overpopulation
6 Comments
We’ve wiped out two-thirds of wildlife in just 50 years
Last updated 2022-4-28 Preface. Human over-consumption is driving extinction far more than climate change. Humans began reducing biodiversity 4 million years ago, when large carnivores in Africa began disappearing (Faurby, S., et al. 2020. Brain expansion in early hominins predicts … Continue reading
Scientists’ warning to humanity on insect extinctions
Preface. Below are excerpts from two articles on why the extinction of insects could lead to our own extinction, not to mention all the other species on earth. Though if peak oil did happen in 2018 (citations chapter 2 of … Continue reading
Posted in Biodiversity Loss, Extinction, Scientists Warnings to Humanity
Tagged extinction, insects
4 Comments
Microbes a key factor in climate change
Preface. The IPCC, like economists, assumes our economy and burning of fossil fuels will grow exponentially until 2100 and beyond, with no limits to growth. But conventional oil peaked and has stayed on a plateau since 2005, so clearly peak … Continue reading
Posted in Climate Change, Scientists Warnings to Humanity
Tagged climate change, diatoms, microbes
5 Comments
Civilizations last just 336 years on average
Preface. I stopped trying to find out why each civilization failed because it’s not always clear and historians bicker over it, so I was glad to run across this article that attempts to summarize this broad topic. It’s clear drought, … Continue reading
Part 1. How long do civilizations last?
This is most, but not all of Kemp’s BBC article, which you ought to read in its entirety at the link in the title below. I disagree with him when he says that: “The collapse of our civilization is not … Continue reading
Here’s how NASA thinks society will collapse
Preface. NASA says that the way to avoid collapse is having the population reach a steady state at the maximum carrying capacity and reducing the rate of depletion of nature to a sustainable level by equitably distributing resources. They don’t … Continue reading
“World Scientists’ Warning to Humanity: A Second Notice”
Preface. I’m sure anyone reading this post knows it is too late to do anything but eat, drink, and be merry, for tomorrow … Although this warning was widely published, it was left out of over half of the top … Continue reading