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| resources that are replenished in a period of time that will allow them to be replenished for hujan consumption. |
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| resources for which a fixed quanitiy is available for human use. |
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| the practice of using a resource at a rate that is less than or equal to the rate at which it is naturally replenished |
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| annual market value of all goods and services produced by all firms and organizations, foreign and domestic, operating within a country. |
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| the amount of biologically productive land and water that is required to provide all of the resources to support the lifestyle of the owner of the footprint, as well as to asorb all of the pollution produced by the process. |
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| services provided by the environment such as photosynthesis and pollination |
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| Early environmentalist know for the land ethics, stating that humans are only one member of a complex community and should not abuse nature. No one species has the right to deny another species the right on another species |
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| pollution originating from one source such as a smoke stack |
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| nonpoint source pollution |
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| pollution source that introduces pollutants into the environment over a large area rather that at a single point such as runoff from an oil spill |
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Definition
| an experiment in which all variables are kept the same except the one being tested |
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| in variable in the experiment that is being tested |
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| the variable in the experiment the changes as a result of the independent variable |
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| highly industrialized; high GDP |
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| very little industry; low GDP |
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| man-made chemicals in the environment |
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| a logrithmic scale covering a range of 0-14 that is used to differentiate between acidic and basic environments. |
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Definition
| the time it take for one half of a radioactive material to decay |
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Definition
| total kinetic energy of all randomly moving atoms,ions, or molecules within a given substances, excluding the overall motion of the whole object |
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| rate at which energy is used |
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Term
| First Law of Thermodynamics |
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Definition
| Energy is neither created or destroyed, only changed in form. |
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Term
| Second Law of Thermodynamics |
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Definition
| In all energy conversions some low quality heaqt mut alway be produced. This prevents the reversal of an energy transformations and the construction of an device with 100% efficiency |
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Definition
| systems that exchange both energy and matter across their boundaries |
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| systems that exchanged only energy but not matter across their boundaries. |
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Definition
| systems that exchange neither energy nor matter across their boundaries. |
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Definition
| feedback loop that causes a system to change further in the same direction |
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| feedback systme that causes a system to cahnge further in the opposite directionl |
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Definition
| energy and matter that enters a system |
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| energy and matter that leaves a system |
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| without the nmeans to provide for daiy needs; obstacle to sustainability. |
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| the rapid unsustainable consumption of resources that is associated with the lifestyles of developed countries. |
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