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Definition
| The relative heaviness of objects, measured in units of mass or weight per units of volume. |
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Definition
| directed movement of seawater generated by forces |
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Definition
| the rising of sea water,magma or other liquids |
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Definition
| an effect where by a mass moving in a rotating system experiences a force |
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Definition
| driven by density and temperature gradients |
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Definition
| The cycle of processes by wich water circulates between the earths atmosphere and land |
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Definition
| is the water present beneath earths surface in soil |
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Definition
| the top layer of a large body of water |
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Definition
| the water beneath the surface of the ground |
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Definition
| a shaft sunk into the ground |
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Definition
| long-term water-level declines caused by sustained groundwater pumping |
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Definition
| movement of saline water into freshwater aquifers, which can lead to contamination |
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Definition
| it is a barrier constructed to hold back water |
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Definition
| the process of removing dated, dangerous, or ecologically damaging dams from healthy river systems. |
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| agriculture affect on freshwater |
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Definition
| quantitatively related to their impacts on freshwater systems |
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Term
| recreational effect on freshwater |
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Definition
| Toxic cyanobacteria are increasingly being perceived as a potential health hazard particularly in waters used for recreation |
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| non-point source pollution |
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Definition
| it generally results from land runoff, precipitation, atmospheric deposition, drainage, seepage or and if hydrologic modification |
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Term
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Definition
| pollution that comes from a certain area |
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Term
| primary waste water treatment |
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Definition
| involves basic processes to remove suspended solid waste and reduce its Bod |
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Term
| secondary waste water treatment |
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Definition
| after the primary waste water treatement it also involves the basic processes to remove suspended solid waste and reduce its BOD |
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Term
| tertiary waste water treatment |
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Definition
| the final cleanning up process that improves wastewater |
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Term
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Definition
| hick, soft, wet mud or a similar viscous mixture of liquid and solid components |
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