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Environmental Value System

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A worldview that shapes perceptions and evaluations of environmental issues.

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System that exchanges matter and energy with surroundings.

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Open System

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Definition of a Closed System

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Exchanges neither matter nor energy.

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Ecocentric value system emphasizes:

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Nature-centered values

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Purpose of an Environmental Impact Assessment (EIA)

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Prepare a report before a development project or major land use change.

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Historical event influencing modern environmental movement:

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Chernobyl disaster

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Difference between ecocentric and technocentric views on fossil fuels.

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Ecocentrics believe in sustainable use; technocentrics rely on new technologies.

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System in environmental science:

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A group of parts and their relationships forming a whole.

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In environmental science, boxes and arrows in system diagrams represent:

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Boxes: storage, Arrows: energy flow

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Advantage of models in environmental science:

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Simplify complex systems