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Sub-surface sources of water include groundwater and springs. These sources are relatively constant and reliable, as they are not affected by seasonal variations in rainfall. The quality of water obtained from sub-surface sources is generally better than surface sources, as the water is naturally fiRead more
Sub-surface sources of water include groundwater and springs. These sources are relatively constant and reliable, as they are not affected by seasonal variations in rainfall. The quality of water obtained from sub-surface sources is generally better than surface sources, as the water is naturally filtered through layers of soil and rock. However, excessive extraction of groundwater may lead to depletion and contamination of the resource.
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