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20 Cards in this Set
- Front
- Back
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Aquifer |
an underground store of water, formed when permeable rocks lie on top of impermeable rocks |
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Deforestation |
the chopping down and removal of trees to clear an area of forest |
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Ecosystem |
a community of plants that interact with each other and their physical environment
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Groundwater |
water contained beneath the surface, as a reserve |
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Hydrological cycle |
the global stores of water and the linking processes that connect them |
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Impermeable |
not allowing water to pass |
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Infiltration |
the process by which water soaks into the soil and rocks |
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Intermediate technology |
a technology that the local community is able to use relatively easily without much cost |
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Over-abstraction |
when water is being used more quickly than it is replaced |
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Permeable |
allowing water to pass through |
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Pollution |
the presence of chemicals, noise, dirt or other substances |
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Pores |
small air spaces found in rock or other material that can also be filled with water |
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Precipitation |
when moisture falls from the atmosphere as rain, hail, sleet or snow |
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Regulated flow |
the steady movement of water through a drainage basin that will not bring a flash flood |
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River pollution |
the emission of harmful or poisonous substances into river water |
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Throughflow |
water that flows slowly through the soil until it reaches a river |
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Water harvesting |
storing rainwater or used water for use in periods of drought |
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Water management schemes |
programmes to control rivers, generally organised by local or central government
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Water stores |
a build up of water that has collected on or below the ground, or in the atmosphere |
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Water table |
the level in the soil or bedrock below which water is present
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