Aeration of reservoirs and other water bodies has important biological and sanitary-hygienic significance. Saturation of water with atmospheric oxygen promotes the removal of iron hydroxide, free carbon dioxide, and Hydrogen sulfide from water. In biological wastewater treatment plants aeration intensifies the vital activity of aerobic Bacteria mineralizing organic matter and other pollutants dissolved in wasters. Improvement of the oxygen Regime in the winter favorably affects the development of ichthyofauna.
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