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Tag Archives: concrete
Peak Sand
Preface. Sand Primer: Without sand, there would be no concrete, ceramics, computer chips, glass, plastics, abrasives, paint and so on We can’t use desert sand because it’s too round, polished by the wind, and doesn’t stick together. You need rough … Continue reading
Concrete: the most destructive material on Earth
Preface. Some of the points I found most alarming or interesting: After water, concrete is the most widely used substance on Earth. Concrete is a thirsty behemoth, sucking up almost a 10th of the world’s industrial water use. This often … Continue reading
Climate change may corrode concrete even faster
[ I’ve paraphrased and shortened this article about how climate change will corrode concrete faster in the future from increasing carbon dioxide levels, and in coastal cities, from the chloride ions in sea spray. After that is the introduction section … Continue reading
China consumes mind-boggling amounts of raw materials
September 10, 2015. China Consumes Mind-Boggling Amounts of Raw Materials. Visual Capitalist. Over the last 20 years, the world economy has relied on the Chinese economic growth engine more than it would like to admit. … Continue reading
Posted in ! PEAK EVERYTHING
Tagged aluminum, china, concrete, copper, minerals, nickel, steel
4 Comments
Wind turbines hit limits to growth before 50% wind power penetration
Material requirements of 50% wind power in the USA hit limits to growth Also see: Davidsson, S., et al. 2014. Growth curves and sustained commissioning modelling of renewable energy Investigating resource constraints for wind energy. Energy Policy. Fizaine, F., et … Continue reading
Posted in Electrification, Limits To Growth, Renewable Integration, Wind
Tagged cement, concrete, copper, dysprosium, expoxy, fiberglass, iron, limits to growth, neodymium, steel, turbines, wind
2 Comments
A Century from Now Concrete Will be Nothing But Rubble
Photo: road abandoned since 1984 in the Florida Keys By Alice Friedemann www.energyskeptic.com author of “When Trucks Stop Running: Energy and the Future of Transportation”, 2015, Springer and “Crunch! Whole Grain Artisan Chips and Crackers”. Podcasts: KunstlerCast 253, KunstlerCast278, Peak … Continue reading
Posted in Concrete, Infrastructure, Infrastructure, Predictions, Roads
Tagged CO2, collapse, concrete, Concrete Planet, corrosion, Courland, energy, greenhouse gas, infrastructure, roads, transportation, trucks
1 Comment
Why is modern concrete falling apart?
Here’s more information from Courland’s book “Concrete Planet” and other information I found on the web since I wrote Enough energy after Peak Oil to rebuild and repair concrete infrastructure? Lawrence Berkeley National laboratory has been trying to figure out … Continue reading
How long will concrete last if it isn’t maintained?
As energy grows scarcer and is devoted to growing food and other life-support services, our infrastructure will crumble. Bob Holmes. 12 Oct 2006. Imagine Earth without people. NewScientist.com Lack of maintenance will spell an early demise for buildings, roads, bridges … Continue reading
Posted in Concrete, Infrastructure
Tagged concrete, peak oil
Comments Off on How long will concrete last if it isn’t maintained?