ENST150_Lecture 7_Slides

ENST150_Lecture 7_Slides - Examples: JudithShapiro Mao

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Warfare and the Environment
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Warfare and the Environment
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Warfare and the Environment
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Warfare and the Environment Accelerated Industrial Impact of War Produc8on Including Pre‐Conflict Examples: “Mao’s War Against Nature” by Judith Shapiro US Hanford WA Nuclear Site
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Mao’s War Against Nature Mao Launched The Great Leap Forward in 1958
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Mao’s War Against Nature The Sparrow – One of the 4 Pests
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Mao’s War Against Nature The Sparrow – One of the 4 Pests Sparrows eat locusts, locusts eat grain
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Mao’s War Against Nature The Sparrow – One of the 4 Pests 38 Million People Dead From Starva±on Insects proliferated due to removal of predator species sparrow Also mismanagement of human resources – steel produc±on instead of geXng the crops in
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US Hanford Site ManhaYan Project 1942 US project to build nuclear weapons to defeat Nazi Germany Two Bomb Projects – U‐235 Bomb, run partly out of Oak Ridge TN – requires gas centrifuges to separate isotopes in UF 6 gas – Hiroshima bomb Pu‐239 Bomb, Hanford – Use nuclear reactors to transmute U‐238 to Pu‐239 Then must chemically separate Pu and deal with chemically reac±ve, highly radioac±ve waste – Most other bombs – Pu produced un±l 1990.
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US Hanford Site Nuclear Submarine And Cruiser Reactor Disposal Over 120 Naval Reactors At Hanford
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US Hanford Site
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US Hanford Site
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US Hanford Site
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US Hanford Site Nuclear Submarine And Cruiser Reactor Disposal Over 120 Naval Reactors At Hanford
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Nuclear Weapons – A Few Numbers First Detona8on – Trinity Test, New Mexico, July 16, 1945 First Use in Warfare – Hiroshima Japan, August 6, 1945 (140,000 dead) Last Use in Warfare (thus far) – Nagasaki Japan August 9, 1945 (±0,000 dead) Total Nuclear Devices Detonated – Over 2300 US – ca. 1150 Soviet Union – ca. 969 France – ca. 210 England – ca. 45 China – ca. 45 India – ca. 6 Pakistan – ca. 6 North Korea – 1 (partly successful)
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ENST150_Lecture 7_Slides - Examples: JudithShapiro Mao

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