17
Nonrenewable
Energy Resources 418
Energy Consumption 420
Coal 421
Oil and Natural Gas 423
Nuclear Energy 430
■ WHAT A SCIENTIST SEES:
Yucca Mountain 437
■ ENVIRODISCOVERY:
A Nuclear Waste Nightmare 438
■ CASE STUDY:
The Arctic National Wildlife Refuge 439
18
Renewable Energy
Resources 442
Direct Solar Energy 444
■ WHAT A SCIENTIST SEES:
Photovoltaic Cells 446
Indirect Solar Energy 450
Other Renewable Energy Sources 456
Energy Solutions: Conservation
and Efficiency 458
■ ENVIRODISCOVERY: Netting the
Benefits of Home Energy Production 461
■ CASE STUDY: Green Architecture 463
Graphing Appendix 466
Glossary 475
Index 480
xxxii VISUALIZING ENVIRONMENTAL SCIENCE
Natalie B. Fobes/NG Image Collection
Mark Thiessen/NG Image Collection