E&S:Lecture 6

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Author:
dante01
ID:
154359
Filename:
E&S:Lecture 6
Updated:
2012-05-17 02:28:34
Tags:
midterm
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Description:
study
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  1. Fossil fuel utilization
    • 1. Transportation
    • 2. Electricity generation
    • 3. Space heating
  2. US coal peak will occur in
    2032
  3. US annual birth rate
    4.2 million per year
  4. Environmental Cost: Burning coal causes
    • 1. Smog
    • 2. Acid rain
    • 3. Air toxins
    • 4. CO2 emissions
  5. Hydraulic Fracturing (Fracking)
    • 1.Drilling approach developed in mid 1980’s for producing natural gas from porous
    • 2. Involves Injecting high pressure water, sand and soapy chemicals to fracture the rock and release the gas
  6. Environmental effects of fracking
    • 1. Fracking chemicals contaminate aquifers
    • 2. Fracking lowers water tables

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