What is the problem of energy? ENS102D Feb. 6, 2006
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
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
Review What is sound science? –Data –Shaping principles –Theories
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?
What is the problem of energy? #1 Energy is not cheap
What is the problem of energy? #1 Energy is not cheap
What is the problem of energy? #2 Energy use is increasing
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 NewsDec 2005 CBS News
What is the problem of energy? #3 Energy use is not equally distributed
What is the problem of energy? #3 Energy use is not equally distributed as a resource
What is the problem of energy? #3 Energy use is not equally distributed by use
What is the problem of energy? #4 Fossil fuel is limited –Peak oil - Hubbert Curves
What is the problem of energy? #4 Fossil fuel is limited –Peak oil - Hubbert Curves
What is the problem of energy? #5 Sound science, sustainability, and stewardship are being ignored in favor of economic policy.
What is the problem of energy? # 6 others?
Question for Wednesday So what do we do about fossil fuels?
Resources http:// doe this week in petroleum crude oil price animation wikipedia