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28 Cards in this Set
- Front
- Back
natuural reasources |
anything that occurs naturally in the envirment and is used by people/ |
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point source |
pollution source that can be indeified |
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nopint source |
a pollution resource that is harder to be indenified |
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pollution |
the combanaton of earths land water or air |
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environmental science |
is the study of natural process in the enviremnt and how humans effect it . |
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renewable resource |
is either always aviavle or short |
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non renweable reasources |
are resources that are not repaces in a good amount of time |
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sustainkle use |
is how a long a person uses it |
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ecological footprint |
is the amount of lan a hum uses and eater that `invisuals drink |
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conservation |
practice of managing the use of resourse wisely so the resources last longer |
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exponttal growth |
occurs when a populations grows fastely |
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clear cutting |
is the process of cutting down all the trees in an area at once |
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selective cutting |
forest and leaving a mix sizes and species. |
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sustanible yield |
amount of renweable resourses. |
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fishery |
an area with a large population. |
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aquaculture |
raising fish and other water dwelling organisms. |
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gkeystone species |
a species that influences the survival of many other species in an ecosytem |
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biodiversity c |
the number of different species in an are |
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gene |
area located within cells and carry hector |
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exstinction |
when an animal goes away for forver |
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endangerd species |
when a species is close to becoming exstinked. |
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threatend species |
species that could be endangered in the future. |
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habitat destrution |
the loss of a natural habitat |
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habiat frag. |
species that survive during the hardest times. |
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poaching |
the illgal killing of removal of an animal |
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captive breeding |
is the mating of animals and in zoos or wildlife |
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j |
j |
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niche |
a shallow recess in wall display and a statue of other ornament |