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… as the long, relatively undisturbed coastline, the high soil differentiation, the varied topography and the various … – was an important source of income, overfishing and pollution cut yields dramatically in the course of the … of the Banisveld in order to expose the original sandy soil. Although costly, the operation was financed completely …

… can have far-reaching effects on the flora and fauna, the soil and water resources, and on human ecology (Forman and … of natural habitat in the landscape. Rainfall patterns, soil infiltration rates, runoff and flooding are all … degradation. It has little influence on point sources of pollution, such as effluent pipes, sewers and drains. …

… get more manageable field structures with less varying soil moisture. This rearranging is a challenging process, … of forming small agricultural units, the structure of the soil in the area also made intensive farming difficult. The lower (clay) soil was very tight, retaining water from winter and spring …