Category Archives: Dams

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

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Dams: last 100-200 years, make floods worse, an environmental disaster, most will soon be past their lifespan

Failing Dams in the news: 2017-2-23: America’s Aging Dams Are in Need of Repair. New York Times. 2017-2-20. California Dam Crisis Could Have Been Averted. A dismissed lawsuit to strengthen the dam because of climate change effects predicted catastrophic flooding.  … Continue reading

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Hydropower dams and the ways they destroy the environment

[ This contains excerpts and paraphrasing of a 19 November 2014 NewScientist article by Peter Hadfield “River of the dammed“. Dams typically last 60 to 100 years, but whether Three Gorges can last this long is questionable given the unexpectedly … Continue reading

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Homeland Security and Dept of Energy: Dams and Energy Sectors Interdependency Study

[Below are excerpts from this 45 page document. Dams not only provide power but also water for agriculture, drinking water, cooling water for thermal power plants, ecosystem health, fisheries, and so on.  All dams have a finite lifespan of 50 … Continue reading

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