HC Vocab. Word Scramble
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Term | Definition |
aquifer | an underground layer of porous rock or other material that is permeated with water |
conservation | prevention of wasteful use of a resource |
groundwater | water that fills spaces in porous rock, sediment and soil below the level of the water table |
greenhouse gases | gas in an atmosphere that absorbs and emits radiation within the thermal infrared range |
per-capita | average per person |
pollutant | a substance or energy introduced into the environment that has undesired effects |
population density | the number of people living per unit of an area |
surface water | the water that flows over Earth’s surface |
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