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4
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materials or substances such as minerals, forests, water, and fertile land that occur in nature and can be used for economic gain.
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5
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when pollutants are directly or indirectly discharged into water
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6
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substance of economic value that can be replaced or replenished in the same or less amount of time as it takes to draw the supply down
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7
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to separate particles
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8
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the process by which fertile land becomes desert, typically caused by drought
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9
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anything of material value
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11
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a process in which the value of the biophysical environment is affected by a combination of human-induced processes acting upon the land
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13
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the trapping of the sun's warmth in a planet's lower atmosphere
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14
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to generate electricity based on natural conditions and circumstances
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16
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causes a dense growth of plant life and death of animal life from lack of oxygen.
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17
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when chemicals are released into our environment and disrupts the balance of our ecosystems
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