Term
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Definition
| The study of how members of a population interact with their environment, focusing on factors that influence population density and growth |
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Term
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Definition
| A group of individuals belonging to one species and living in the same geographic are |
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Definition
| The number of individuals of a species per unit area or volume |
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Term
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Definition
| The manner in which individuals in a population are spaced within their area |
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Term
| Clumped Dispersion Pattern |
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Definition
| Describing a dispersion pattern in which individuals are aggregated in patches |
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Term
| Uniform Dispersion Pattern |
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Definition
| Describing a dispersion pattern in which individuals are evenly distributed |
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Term
| Random Dispersion Pattern |
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Definition
| Describing a dispersion pattern in which individuals are spaced in patternless, unpredictable ways |
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Term
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Definition
| A listing of survivals and deaths in a population in a particular time period and predictions of how long, on average, an individual of a given age will live |
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Term
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Definition
| A plot of the nmber of members of a cohort that are still alive at each age; one way to represent age-specific mortality |
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Term
| per capita rate of increase |
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Definition
| The average contribution of each individual in a population to population growth |
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Term
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Definition
| A mathmatical description of idealized, unregulated population growth |
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Term
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Definition
| Environmental factors that restrict population growth |
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Term
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Definition
| A mathmatical description of idealized population growth that is restricted by limiting factors |
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Term
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Definition
| In a population, the number of individuals that an environment can sustain |
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Term
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Definition
| Referring to a decline in birth rates or a rise in death rates in response to an increasein the number of individuals living in a designated area |
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Term
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Definition
| The series of events from birth through reproduction to death |
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Term
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Definition
| the concept that in certain popultions, a high reproductive rate is the chief determinant of life history |
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Term
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Definition
| the concept that in certain populations, life history is centered around producing relatively few offspring that have a good chance of survival |
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Term
| Sustainable resource management |
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Definition
| Management of natural resource so as not to damage the resource |
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Term
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Definition
| the level of harvest that produces a consistent yield without forcing a population into decline |
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Term
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Definition
| A shift from zero population growth in which birth rates and death rates are high to zero population growth characterized instead by low birth and death rates |
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Term
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Definition
| the relative number of individuals of each age in a population |
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Term
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Definition
| in a population in which r=0, the continuation of population growth as girls in the prereproductive age group reach their reproductive years |
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Term
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Definition
| a method of using multiple constraints, including food, fuel, water, housing, and waste deposits, to estimate the human carrying capasity of the Earth |
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