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… distributed surface water collecting or falling on private land; • groundwater percolating through land. Arid conditions, comparable to South Africa, and the … the underlying and fundamental causes of environmental degradation and the means to redress them. Efficiency is not …

… permits held. catchment (watershed): a discrete area of land with a common drainage system; includes both the water bodies that convey the water and the land surface from which water drains into those bodies. club … pollutants that accumulate with little or very slow degradation because the capacity of the environment to …