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- Telling others about peak oil and limits to growth
- Why coal was only created once
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- Escape to Mars after we’ve trashed the Earth?
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- President Carter’s energy solutions 1977
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Tag Archives: limits to growth
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
Civilization will collapse in 20-40 years from deforestation
Preface. At current rates of deforestation, forests will be gone in 100-200 years. Long before that, in 20-40 years, the effects will be felt, with a 90% chance of civilization collapse likely. Below “deforestation in the news” are excerpts from an … Continue reading
Posted in Deforestation, Limits To Growth
Tagged collapse, deforestation, limits to growth
14 Comments
Only a fifth of Earth’s land has little human influence
Preface. Humans have basically taken over the best land on the planet, the places where we aren’t ruining it are really cold, high or dry areas of land, such as arctic landscapes, mountainous areas or deserts. Alice Friedemann www.energyskeptic.com author … Continue reading
Posted in Biodiversity Loss, Deforestation, Limits To Growth, Overpopulation
Tagged land use, limits to growth, overpopulation
2 Comments
75% of Earth’s land is degraded threatening 3.2 billion people
Preface. By 2050 95% of Earth’s land could be degraded and reducing or even preventing food production, forcing hundreds of millions to migrate. More than 75% of our planet has been altered by humans, a figure that will likely … Continue reading
Posted in Biodiversity Loss, Limits To Growth, Peak Food
Tagged biodiversity, erosion, limits to growth, peak food
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Conventional economic theory ignores the laws of physics
Preface. It’s the energy stupid! These figures clearly show a link between energy and the economy. Conventional economic theory has to ignore energy or that would prove that there are Limits to Growth. What follows is from Nafeez Ahmed’s 2017 … Continue reading
Posted in Limits To Growth
Tagged economists, energy, GDP, laws of physics, limits to growth, money
3 Comments
Theo Henckens: do we need mining quotas to prevent mineral depletion?
Preface: Ugo Bardi writes: “Currently, the problem of resource depletion is completely missing from the political debate. There has to be some reason why some problems tend to disappear from the public’s radar as they become worse. Unfortunately, the depletion … Continue reading
Posted in Mining, Peak Critical Elements
Tagged antimony, limits to growth, molybdenum, peak minerals, zinc
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Limits to Growth? 2016 United Nations report provides best evidence yet
Preface. This is a summary of a United Nations report that ought to scare the pants off of anyone who understands exponential growth. Here are a few examples what that means: If 2 grams of gold grew at a 5% … Continue reading
Gail Tverberg: 2017 The year the world economy starts coming apart
[ Note: In a 2016 post “Overly Simple Energy-Economy Models Give Misleading Answers” Tverberg points out that: “The common lay interpretation of simple models is that running out of energy supplies can be expected to be our overwhelming problem in … Continue reading
Posted in Limits To Growth, Net Energy Cliff
Tagged collapse, limits to growth, net energy cliff, peak coal, peak oil
4 Comments
Ted Trainer criticizes Hatfield-Dodds CSIRO study in Nature that denies “Limits to Growth”
[This study denies “Limits To Growth”, and I’ve posted Ted Trainer’s objections below. It is alarming Nature would publish such claptrap. Has Rupert Murdoch secretly purchased them? Alice Friedemann www.energyskeptic.com] Ted Trainer. November 2015. A brief critical response to the … Continue reading
Posted in Limits To Growth, Other Experts
Tagged Hatfield-Dodds CSIRO, limits to growth, Trainer
Comments Off on Ted Trainer criticizes Hatfield-Dodds CSIRO study in Nature that denies “Limits to Growth”