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19 Cards in this Set
- Front
- Back
sustainability
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the capacity of the earth's natural systems and human cultural systems to survive, flourish, and to adapt to changing environmental conditions
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example of sustainability
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turn off lights to save electricity; saving electricity means brining less fossil fuels. |
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affluence
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wealth; consuming large amounts of resources far beyond their basic needs |
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non point source
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dispersed and difficult to identify |
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example of non-point source |
pesticides blown into the air
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example of point source |
smokestack of a coal burning power plant |
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point source |
single, identifiable sources. |
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land
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ecological footprint is measured in...
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renewable
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can be replenished by natural processes within days to hundreds of years |
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ecological footprint |
the amount of land and water needed to supply a person or an area with renewable resources such as food and water |
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population |
7 billion |
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nature deficit disorder |
if technology is taken away, we would not survive in the environment lack of relationship with environment |
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Nutrient Cycles |
Water _________ Carbon __________ Oxygen ___________ Nitrogen ___________ |
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first main cause of enviro problems |
depletion of habitat |
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reuse |
using a resource over and over in the same form |
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example of reusing |
we can collect, wash, & refill glasses as many times as we want |
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nonrenewable resource |
exist in a fixed quantity, or stock in the earth's crust |
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renewable resource example |
forests, grasslands, populations, fresh water, fresh air, and fertile topsoil. |
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nonrenewable resource example |
oil, coal, natural gas |