
Environmental degradation is the deterioration of the environment through depletion of resources such as air, water and soil; the destruction of ecosystems and the extinction of wildlife. It is defined as any change or disturbance to the environment perceived to be deleterious or undesirable. As indicated by the I=PAT equation, environmental impac...
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http://en.wikipedia.org/wiki/Environmental_degradation

The diminishment of an ecosystem or a biosphere due to human activity. Environmental degradation occurs when natural resources (such as trees, habitat, earth, water, air) are consumed faster than they can be replenished. Sustainability requires that human activity, at a minimum, only uses nature's resources to the point where they can be replenishe...
Found on
http://hrusa.org/thisismyhome/project/glossary.shtml
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