Page 9 - Environment: The Science Behind the Stories

15 Freshwater Systems Ozone Depletion and Recovery 486
and Resources 406 The Science Behind the Story:
Discovering Ozone Depletion
CENTRAL CASE STUDY and the Substances Behind It 488
Starving the Louisiana Coast Addressing Acid Deposition 491
of Sediment 407 Indoor Air Quality 493

Freshwater Systems 409 18 Global Climate Change 500
Human Activities Affect Waterways 414 CENTRAL CASE STUDY
The Science Behind the Story: Rising Seas May Flood
Is It Better in a Bottle? 418 the Maldives 501
Solutions to Depletion of Fresh Water 423
Freshwater Pollution and Its Control 426
The Science Behind the Story: Hypoxia Our Dynamic Climate 502
and the Gulf of Mexico’s “Dead Zone” 428 Studying Climate Change 506
The Science Behind the Story: Reading
16 Marine and Coastal History in the World’s Longest Ice Core 508
Systems and Resources 437 Current and Future Trends and Impacts 510
The Science Behind the Story:
CENTRAL CASE STUDY How Do Climate Models Work? 512
Collapse of the Responding to Climate Change 525
Cod Fisheries 438
19 Fossil Fuels,
The Oceans 439 Their Impacts, and
Marine and Coastal Ecosystems 444 Energy Conservation 536
The Science Behind the Story: CENTRAL CASE STUDY
Will Climate Change Rob Us of Coral Reefs? 446 Alberta’s Oil Sands and
Marine Pollution 450
the Keystone XL Pipeline 537
The Science Behind the Story:
Predicting the Oceans’ “Garbage Patches” 452
Emptying the Oceans 455 Sources of Energy 538
Marine Conservation 461 Fossil Fuels and Their Extraction 542
The Science Behind the Story: Locating
17 Atmospheric Science, Fossil Fuel Deposits Underground 548
Air Quality, and Addressing Impacts of Fossil Fuel Use 554
Pollution Control 466 The Science Behind the Story:
Discovering Impacts of the Gulf Oil Spill 558
CENTRAL CASE STUDY Energy Efficiency and Conservation 564
Clearing the Air in L.A.
and Mexico City 467
20 Conventional Energy
Alternatives 570

The Atmosphere 468 CENTRAL CASE STUDY
Outdoor Air Quality 474
Sweden’s Search for
The Science Behind the Story: Alternative Energy 571
Measuring the Health Impacts
8 of Mexico City’s Air Pollution 484

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