Visualizing Environmental Science

Great Smoky Mountains (North Carolina, Tennessee) Grand Canyon (Arizona) Yosemite (California) Yellowstone (Wyoming, Montana, Id ...

Conservation of Land Resources 341 The 15 most endangered ecosystems in the United States (in order of priority) s Table 13.2 So ...

338 CHAPTER 13 Land Resources Tom Murphy/NG Image Collection authorized the U.S. government to set aside federally owned land th ...

Pacific Stock/ Super stock Corbi s/S uper stock Edward Parker/Alamy age foto stock/ Super stock NG Map s Corbi s/S uper stock Pr ...

National Parks and Wilderness Areas 339 Canada U.S.A Mexico Alaska Kevin Schafer/Alamy James Schwabel/Alamy Rich Reid /NG Image ...

age foto stock/ Super Stock, Inc. Digital Vi sion/ Super stock Ingram Publi shing/ Super stock Pri sma/ Super stock Exacto stock ...

James P. Blair/NG Image Collection Some of the goals of the wise-use movement include the following: Put all national forests, ...

CHUKCHI SEA BERING SEA PACIFIC OCEAN ARCTIC OCEAN Gulf of Alaska ALASKA CANADA RUSSIA 0 0 100 200 300 kilometers 100 200 300 mil ...

Conservation of Land Resources 341 The 15 most endangered ecosystems in the United States (in order of priority) s Table 13.2 So ...

Summary 345 Seed tree cutting Clear-cutting forage; water resources and watershed protection; mining; hunting, fishing, and othe ...

Pacific Stock/ Super stock Corbi s/S uper stock Edward Parker/Alamy age foto stock/ Super stock NG Map s Corbi s/S uper stock Pr ...

346 CHAPTER 13 Land Resources Andrew Lichtenstein/Sygma/© Corbis have more flexibility to use natural resources. Those who suppo ...

age foto stock/ Super Stock, Inc. Digital Vi sion/ Super stock Ingram Publi shing/ Super stock Pri sma/ Super stock Exacto stock ...

© Steve Greenberg/www.cartoon stock.com Critical and Creative Thinking Questions 347 How does an ecosystem’s population growth ...

CHUKCHI SEA BERING SEA PACIFIC OCEAN ARCTIC OCEAN Gulf of Alaska ALASKA CANADA RUSSIA 0 0 100 200 300 kilometers 100 200 300 mil ...

14 Agriculture and Food Resources MAINTAINING GRAIN STOCKS W hen people have access at all times to adequate amounts and kinds o ...

Summary 345 Seed tree cutting Clear-cutting forage; water resources and watershed protection; mining; hunting, fishing, and othe ...

349 140 120 100 80 60 40 20 0 1960 1970 1980 Year Days of consumption 1990 2000 2010 World Grain Stocks, 1960–2010 James A. Suga ...

346 CHAPTER 13 Land Resources Andrew Lichtenstein/Sygma/© Corbis have more flexibility to use natural resources. Those who suppo ...

350 CHAPTER 14 Agriculture and Food Resources World Food Problems LEARNING OBJECTIVES 5 years old in developing countries are as ...