APES Unit 1 Pt 1 Vocab

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Biotic and abiotic

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Living and nonliving components of an ecosystem (p. 4)

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Ecosystem services

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Provisioning, regulating, cultural, and supporting. (p. 7)

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Anthropogenic activities

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Derived from humans, actions that can disrupt ecosystem services, potentially resulting in economic and ecological consequences. (p. 7, 12)

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Genetic diversity

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A measure of the genetic variation among individuals within a species population; as this increases the better a population can respond to environmental stressors (p. 9)

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Species diversity

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The number of different species in a community or region or in a particular type of habitat (p. 9)

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Sustainability

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The ability to meet the current needs of humanity without compromising the ability of future generations to meet their needs (p. 14)

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Ecological footprints

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Comparisons of resource demands and waste production required for an individual or a society; examples include water, carbon, and overall ecological versions of these. (p. 16-17)

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Environmental indicators guiding sustainability

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Biological diversity, food production, average global surface temperatures and CO2 concentrations, human population, and resource depletion. (p. 14-17)

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Sustainable yield

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The amount of a renewable resource that can be taken without reducing the available supply. (p. 14-17)

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Easter Island, Rapa Nui

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Southeastern pacific ocean Polynesian island once settled by a thriving culture that eventually collapsed due to overpopulation and deforestation (p.15)