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| Plants and Society, 4/e Dr. Estelle Levetin,
University of Tulsa Karen McMahon,
University of Tulsa
Plant Ecology
Chapter 26 Outline
Chapter OutlineTHE ECOSYSTEM 473
Ecological Niche 473
Food Chains and Food Webs 474
Energy Flow and Ecological Pyramids 475
Biological Magnification 477
BIOGEOCHEMICAL CYCLING 478
The Carbon Cycle 478
Source or Sink? 478
The Greenhouse Effect 479
Species Shift 481
Global Warming Pact 482
ECOLOGICAL SUCCESSION 482
THE GREENWORLD: BIOMES 483
Deserts 483
Crops from the Desert 485
Chaparral 487
Grasslands 487
Forests 488
ACLOSER LOOK 26.1—BUYING TIME FOR THE RAIN FOREST 490
Harvesting Trees 492
CHAPTER SUMMARY 494
REVIEW QUESTIONS 494
FURTHER READING 494
LEARNING ONLINE 495
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