1. Copyright © 2011 by Oxford University Press, Inc. Energy and the Environment James A. Fay / Dan S. Golomb FIGURE 2.8 Trend of annual U.S. energy consumption for industrial, residential, commercial, and transportation sectors in 1980–2008 and projection to 2030.

2. Copyright © 2011 by Oxford University Press, Inc. Energy and the Environment James A. Fay / Dan S. Golomb FIGURE 2.9 Proportions (%) of primary energy use in the U.S. industrial sector. (Data from U.S. Department of Energy, Energy Information Agency, Manufacturing Energy Consumption Survey, 2006.)

3. Copyright © 2011 by Oxford University Press, Inc. Energy and the Environment James A. Fay / Dan S. Golomb FIGURE 2.10 Proportions (%) of primary energy use in the U.S.residential sector. (Data from U.S. Department of Energy, Energy Information Agency, Residential End Use Energy Consumption, 1990).

4. Copyright © 2011 by Oxford University Press, Inc. Energy and the Environment James A. Fay / Dan S. Golomb FIGURE 2.11 Proportions (%) of primary energy use in the U.S. commercial sector. (Data from U.S. Department of Energy, Energy Information Agency, Energy Markets and End Use, 1990).

5. Copyright © 2011 by Oxford University Press, Inc. Energy and the Environment James A. Fay / Dan S. Golomb FIGURE 2.12 Proportions (%) of primary energy use in the U.S. transportation sector. (Data from U.S. Department of Transportation, Transportation Energy Data Book, 1993).

6. Copyright © 2011 by Oxford University Press, Inc. Energy and the Environment James A. Fay / Dan S. Golomb FIGURE 2.13 World’s coal reserves, in percentages.

7. Copyright © 2011 by Oxford University Press, Inc. Energy and the Environment James A. Fay / Dan S. Golomb FIGURE 2.14 World’s oil reserves, in percentages.

8. Copyright © 2011 by Oxford University Press, Inc. Energy and the Environment James A. Fay / Dan S. Golomb FIGURE 2.15 World’s natural gas reserves, in percentages.