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In an attempt to improve water quality in rivers and streams or to maintain water quality without further degradation, most Environmental Protection Authorities throughout the world set stringent effluent discharge limits on sewage treatment plants. In most cases, these limits are based on Best Available Technology. The use of this technology is expensive, and does not consider the ability of the...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.