GGH1503 SUMMARY NOTES CHAPTER 16

Energy Efficiency and
Renewable Energy

Chapter 16

,Core Case Study: Iceland’s Vision of a
Renewable-Energy Economy (1)

 Supplies 75% of its primary energy and almost
all of its electrical energy using
• Geothermal energy
• Hydroelectric power


 No fossil fuel deposits: imports oil

 Bragi Arnason: “Dr. Hydrogen”
• Energy vision

,Core Case Study: Iceland’s Vision of a
Renewable-Energy Economy (2)

 2003: World’s first commercial hydrogen filling
station

 2003–2007: three prototype fuel-cell buses

 2008: 10 Toyota Prius test vehicles
• Hydrogen-fueled


 Whale-watching boat: partially powered by a
hydrogen fuel cell

, 16-1 Why Is Energy Efficiency an
Important Energy Resource?
 Concept 16-1 We could save as much as 43%
of all the energy we use by improving energy
efficiency.