The current (1980–99) average annual nitrogen (N) flux from the Mississippi Basin to the Gulf of Mexico is about 1 555 500 t year−1, of which about 62% is nitrate-N. physiological changes causing difficulties for the aquatic life. The purpose of the study was to determine the COD removal by Rhizophora mucronata using reed bed system reactor. Agricultural sources of nitrogen dominate inputs in many regions, particularly the Mississippi basin and the North Sea drainages. Anti-pollution Laws and Policies. These chemicals may reach human through food chain leading to biomagnification. The extended residence time of 48 h was only of advantage for colour and BOD removal. The results revealed that 67% of the respondents are willing to pay for an improved water pollution management system, while 31.8% of households are unwilling to pay. fresh water is usually below 1mg/l while that of organic matter polluted water is more than. consumed as food and have medicinal applications. Sources of Water Pollution Water pollution in Nigeria according … After the mechanical rapid mixer basin was replaced by a hydraulic Helical Static Mixer the project was run for testing.Where checks were made for the quality of the raw water and the quality of treated water. time. Some of the important sources of water pollution are discussed below: nutrients to urban streams. Polluted water has effects on both human and aquatic life. Current Research Journal of Biological Sciences. In aquatic ecosystems, these nutrients cause diverse problems such as toxic algal blooms, loss of oxygen, fish kills, loss of biodiversity (including species important for commerce and recreation), loss of aquatic plant beds and coral reefs, and other problems. Environmental monitoring is urgently required for controlling pollution… Water pollution means any substance that makes water … Water is said to be polluted when it contains microorganisms of human or animal origin, poisonous chemical substances, industrial or domestic sewage, agricultural chemicals, organic and inorganic substances etc. The major causes of water pollution include sewage and … Trends. Some of the 10 ways to reduce water pollution are discussed below: Laws: One of the strict and best way to prevent water pollution … The technology of industrial wastewater treatment uses both mechanical and physicochemical methods as well as biological ones. DO values were noticed in both cases. lakes, rivers, oceans, and groundwater). Abdel-Aziz MH, Bassyouni M, Soliman MF, Gutub SA, Magram, SF, Kanagalakshmi AS, Anubharathi VT, Jayanthi R, An experimental, John B, Baig U, Fathima N, Asthana S, Sirisha D, Removal of turbidity. The Act aims at the maintaining or restoring the wholesome nature of water … The efforts initiated under the Hydrology Project Phase-I and the development of the Decision Support System proposed under Hydrology Project Phase-II are ex-pected to bridge some of the gaps between the developed advanced technologies of water resources planning, de-signing and management and their field applications. Current and historical data show that nitrogen concentrations and flux in the Mississippi River Basin have increased significantly during the past 100 years. Removal Efficiency from Industrial Wastewater Using Ca(O, characterization of surface water in Djendjen Rive. Such an outcome is not inevitable, however, because a number of technologies, land use practices, and conservation measures are capable of decreasing the flow of nonpoint P and N into surface waters. Thus, it is necessary to determine the optimum concentration of coagulant based on initial TSS concentration of river water. 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