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22 Cards in this Set
- Front
- Back
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natural resource |
a resource that is naturally produced in nature |
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pollution |
the contamination of earth
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point source |
pollution that can be traced to one source/point
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nonpoint source |
pollution that can't be traced to a point or source
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environnmental science |
the science of the earth and its environment and resources
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renewable resource |
a resource that is readily available and can be replenished in a short amount of time i.e. water, corn, cows |
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nonrenewable resource |
a resource that cannot be replenished in a short time and is not always available i.e. coal, oil, natural gas
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sustainable use |
the use of resources sparingly so future generations will have enough resources to survive |
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ecological footprint |
the amount of land and water an area uses up measured in hectares
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conservation |
the conserving of earths resources so we don't run out soon |
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exponential growth |
growth whose rate becomes ever more rapid in proportion to the growing total number or size |
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biodiversity |
the diversity of land and plants and animals on earth |
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keystone species |
species that if extinct will wipe out the rest because they depend on them |
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gene |
a chemical substance that passes traits to another |
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extinction |
to wipe out |
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endangered species |
a species that is in danger of becoming extinct |
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threatened species |
a species likely to become endangered |
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habitat destruction |
the destruction of land that animals depend on as their habitat |
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habitat fragmentation |
the breaking off of a habitat, changing into different sects |
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poaching |
illegal preying of animals |
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captive breeding |
breeding in colosed areas such as a zoo or wildlife preserve |
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niche |
relation of a species or population in a ecosystem |
