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aquifer Layers of rock, sand or gravel that can absorb water and allow it to flow. An aquifer acts as a groundwater reservoir when the underlying rock is impermeable. This may be tapped by wells for domestic, agricultural or industrial use. A serious environmental problem arises when the aquifer is contaminated by the seepage of sewage or toxins from waste dumps. If the groundwater in coastal areas is over-used salt water can seep into the aquifer | |||
aquiferous; water-bearing | |||
aquifer; water-bearing formation; water-bearing stratum | |||
groundwater aquifer |
acquifero : 26 phrases in 4 subjects |
Agriculture | 1 |
Coal | 1 |
Earth sciences | 1 |
Life sciences | 23 |