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Chapter 40 - 40 POPULATION ECOLOGY ChapterOutline...

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40 POPULATION  ECOLOGY Chapter Outline IMPACTS, ISSUES: THE HUMAN  TOUCH 40.1 POPULATION DEMOGRAPHICS  40.2 ELUSIVE HEADS TO COUNT 40.3 POPULATION SIZE AND   EXPONENTIAL GROWTH Gains and Losses in Population Size From Zero to Exponential Growth What Is Biotic Potential? 40.4 LIMITS ON POPULATION GROWTH Environmental Limits on Growth Carrying Capacity and Logistic Growth Two Categories of Limiting Factors 40.5 LIFE HISTORY PATTERNS Life Tables Patterns of Survival and Reproduction 40.6 NATURAL SELECTION AND  LIFE  HISTORIES 40.7 HUMAN  POPULATION GROWTH The Human Population Today Extraordinary Foundations for Growth 40.8 FERTILITY RATES AND  AGE  STRUCTURE Some Projections Shifting Fertility Rates 40.9 POPULATION GROWTH AND   ECONOMIC EFFECTS Demographic Transitions Resource Consumption 40.10 A NO-GROWTH SOCIETY SUMMARY SELF-QUIZ CRITICAL THINKING Objectives 1. Learn the language  associated  with the study  of population  ecology.  2. Understand  the factors that affect population  density, distribution, and  change.  3. Understand  the meaning  of exponential growth. 4. Understand  the significance and  use of life tables; interpret survivorship  curves.  5. Know  the impacts of the growth  of human  populations.  6. Tell which factors have encouraged  growth  in some cultures and  limited  growth  in others. 110 Chapter  Forty
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Key Terms age structure biotic potential capture-recapture   methods carrying capacity cohort crude density demographic  transition model demographics density-dependent   factors density- independent   factors doubling  time emigration exponential growth habitat immigration industrial stage interspecific  interactions J-shaped  curve life history pattern limiting factor logistic growth   migration per capita growth   rate,  r population population  density population   distribution population  size postindustrial stage preindustrial stage quadrats reproductive base survivorship  curves total fertility rate transitional stage Type I, II, III zero population   growth Lecture Outline Impacts, Issues: The Human  Touch A. At one time as many  as 15,000 people lived on Easter Island.  1. The tiny island  could  not support  this many  people. 2. Crop yields declined; soil nutrients were depleted; fish stocks diminished. 3. Large statues were erected  to appease the gods. B. The population  dwindled  as people turned  against each other. C. This historical scenario illustrates the power  of principles that govern the growth  and   sustainability of all populations over time.
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