Shahrokh Chambari
Increasing water scarcity in many countries provides a strong impetus for investments in water quality remediation at the basin or sub-basin scale as a means to increase water availability. Horalazim is one of the international wetland in south west of Iran that has confines area between Iran and Iraq. to investigate polluting organic factors in Horalazim lagoon, environmental factors, dissolved oxygen, pH, salinity, temperature, the total percentage of organic substances, graining of sedimentation and quality indexes of water , BOD5, COD, Nitrate, Phosphate, TDS, TSS by sampling over 4 seasons from fall 2011 to 2012 and measuring in 10 stations. The results showed that the quality of wetland water are in third and forth degree in WQI index and this means the Horalazim wetland is not in good condition and some pollution and human activities such as agriculture, domestic waste water discharge and oil and gas extraction effected this area.
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