What is the problem of energy?
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Transcript of What is the problem of energy?
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What is the problem of energy?
ENS102D
Feb. 6, 2006
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Review
• What are the three strategic environmental themes emphasized by Wright?– Sustainability
– Stewardship
– Sound Science
• What are the three integrative environmental themes emphasized by Wright?– Ecosystem capital
– Policy and Politics
– Globalization
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Review
• What is sustainability?– Definition– Five components
• Ecosystems use sunlight as their main source of energy
• Ecosystems are built upon interrelationships not independence
• Ecosystems dispose of wastes and replenish nutrients by recycling
• Ecosystems, regulate the size of member populations• Ecosystems, maintain (bio)diversity
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Review
• What is sound science?– Data– Shaping principles– Theories
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Questions about energy?
• Where does energy come from?
• How does energy work?
• What are our major sources of energy?
• How is energy produced?
• Do we have an energy crisis?
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What is the problem of energy?
• #1 Energy is not cheap
http://en.wikipedia.org/wiki/Crude_oil
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What is the problem of energy?
• #1 Energy is not cheap
http://en.wikipedia.org/wiki/Crude_oil
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What is the problem of energy?
• #2 Energy use is increasing
http://earthobservatory.nasa.gov/Newsroom/NewImages/Images/earth_lights_lrg.jpg
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What is the problem of energy?
• #2 Energy use is increasing– Global energy
consumption will soar 60 percent over the next 25 years, Exxon Mobil Corp. forecast Tuesday in its annual energy outlook. Dec 2005 CBS News
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What is the problem of energy?
• #3 Energy use is not equally distributed
http://www.unep.org/geo/geo3/english/086.htm
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What is the problem of energy?• #3 Energy use is not equally distributed as a
resource
http://www.rff.org/rff/News/Features/Global-Energy-Resources-Supplemental-Material.cfm
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What is the problem of energy?• #3 Energy use is not equally distributed by use
http://www.rff.org/rff/News/Features/Global-Energy-Resources-Supplemental-Material.cfm
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What is the problem of energy?• #4 Fossil fuel is limited
– Peak oil - Hubbert Curves
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What is the problem of energy?• #4 Fossil fuel is limited
– Peak oil - Hubbert Curves
http://www3.sympatico.ca/drrennie/spike.html
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What is the problem of energy?• #5 Sound science, sustainability, and
stewardship are being ignored in favor of economic policy.
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What is the problem of energy?• # 6 others?
http://www.rff.org/rff/News/Features/Global-Energy-Resources-Supplemental-Material.cfm
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Question for WednesdaySo what do we do about fossil
fuels?
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Resources• http://cbsnews.cbs.com/stories/2005/12/13/tech/main1123160.shtml
• http://news.independent.co.uk/environment/article343301.ece• http://www.edmunds.com/ownership/driving/articles/105512/article.html
• http://www.edmunds.com/fueleconomy/?mktcat=oilprice&kw=current+price+of+oil&mktid=ga9914898
• http://peakoil.com/
• http://www.eia.doe.gov/neic/quickfacts/quickoil.html
• http://www.edmunds.com/advice/specialreports/articles/105901/article.html
• doe this week in petroleum http://tonto.eia.doe.gov/oog/info/twip/twip.asp
• crude oil price animation http://www.forbes.com/static_html/oil/2004/oil.shtml
• wikipedia http://en.wikipedia.org/wiki/Crude_oil