ESS: Topic 8 - Human Systems and Resource Use

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11 Terms

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Crude Birth Rate (CBR)

Number of births per thousand individuals in population per year

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Crude Death Rate (CDR)

Number of deaths per thousand individuals in population per year

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Natural Increase Rate (NIR)

CBR-CDR/10, migration ignored

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Doubling Time (DT)

Time in years it takes for a population to double in size, 70/NIR

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Total Fertility Rate (TFR)

Avg. number of children each woman has over her lifetime

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Renewable Natural Capital

Can be regenerated and/or replaced as fast as it is being used

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Non-Renewable Natural Capital

Irreplaceable or only replaced over geological time scales

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Natural Capital

Source or supply of recourse that are derived from nature

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Natural Income

Annual yield from such sources of natural capitalUS

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Use-valuation

Natural capital we can put a price on

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Non-use Valuation

Natural capital that is almost impossible to put a price on