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Groundwater Dams: GROUNDWATER DAMS Combination A groundwater dam obstructs the flow of run-off and causes water to be stored underground. A simple, cheap alternative to deep, pumped bore holes or massive above ground dams. Can be used effectively on small scale projects. £ 9.95 .Product Groundwater DamsSimilar Products: books+going_with_the_flow, books+watersheds, books+home_water_supply, Go directly to: wind,
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