نتایج جستجو برای: constructed wetland
تعداد نتایج: 145327 فیلتر نتایج به سال:
Background: There is growing interest in the natural and constructed wetlands for wastewater treatment. While nutrient removal in wetlands has been extensively investigated, information regarding the degradation of the pharmaceuticals and personal care products (PPCPs) has only recently been emerging. PPCPs are widely distributed in urban wastewaters and can be removed to some extent by the con...
Mammal communities were studied from May through August, 1988 to 1990, at four wetland sites in Coshocton and Muskingum counties, OH. Sites represented varying degrees of disturbance from mining activity and subsequent reclamation techniques, including a wetland constructed to treat mine water drainage. Each site was composed of a series of three cattail (Typba latifolid) cells for a balanced e...
The main goal of this thesis is the assessment of the clogging degree in the horizontal subsurface flow constructed wetland of Martinlongo and Barrada WWTP, included in Algarve Multi-Municipal Sanitation System Despite of constructed wetland treatment processes being natural and constructed wetlands easy to operate, clogging phenomena can be quite complex and challenging in a way that it is nec...
Removal of heavy metals from wastewater by a constructed wetland system at Egerton University, Kenya
The use of constructed wetlands for wastewater treatment has been proposed as an intermediate technological solution for handling wastewater. The aim of the study was to assess the efficiency of a constructed wetland at Egerton University, Kenya for heavy metals removal from wastewater. The wetland has been used for tertiary treatment of effluent from waste stabilization ponds system since 2007...
The large land area requirement of constructed wetlands (CWs) is a major limitation of its application especially in densely populated and mountainous areas. This review paper provides insights on different strategies applied for the reduction of land area including stack design and intensification of CWs with different aeration methods. The impacts of different aeration methods on the performa...
The percentage pollutant removal obtained by the previous work were very good in terms of BOD5 which was 95% removal, TSS 97% but unsatisfactory NH4-N, NO3-N and P 39%, 41% 44% respectively-The effect recycling portion effluent discharged from 2ND. Cell, a VSSF constructed wetland back to 1ST. cell on nutrient efficiency studied this research.The intermittent feeding influent recycled quantity ...
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