نتایج جستجو برای: leachates
تعداد نتایج: 942 فیلتر نتایج به سال:
This study investigates the impact of groundwater pollution in Oyigbo Local Government Area, Nigeria, and consequences solid wastes, quality, its control. The was inspired by uncontrolled way that both home industrial wastes are dumped on ground, rivers, burried, burned, trash heaps. Papers polyethene, tin metals, ashes dust, texture rags, aluminum other minerals among primary produced Oyigbo. ...
With the target of recovering rare earth elements (REEs) from acidic leachates, a new functionalized hydrogel was designed, based on phosphorylation algal/polyethyleneimine beads. The functionalization strongly increased sorption efficiency raw material for Pr(III) and Tm(III). Diverse techniques were used characterizing this correlating performances mechanisms to physicochemical structure sorb...
Risks of Antibiotic Resistance Dissemination by Leachates from Municipal Landfills of Different Ages
Landfill leachate is regarded as a significant point source of pollutants that may pose hazard to the environment, particularly surface and ground waters. Leachates are highly variable heterogeneous. Our study was focused on characterization landfill leachates derived from young (YDS) matured (MDS) dumpsites in terms abundance micropollutants, antimicrobial resistance genes (ARG), microbial com...
This study investigated two methods for the removal of COD and colour from sanitary landfill leachates. The first method involved the use of coagulation/flocculation process using FeCl3 as a conventional coagulant and Ca(OH)2 as base-precipitant. The second method involved integration of Fenton’s reagent into the coagulation/flocculation process. Concentration of FeCl3 that reduced chemical oxy...
The reuse of crop drainage into other crops, in the form a cascade cropping system, is feasible environmental solution where high inputs water and fertilizer are used for growth lower efficiency rates, associated with discharge fertilizers environment, present. Dracaena marginata plants were cultured containers sphagnum peat moss subjected to three different fertigation treatments eight weeks: ...
Backgrounds and Objectives:In Iran , indicated that the municipal landfill leachate has been one of the major problem for environment. In the operations, leachate treatment is a very difficult and expensive process. Although, young leachate can be treated easily by biological treatment, COD removal efficiency are usually low due to high ammonium ion content and the presence of toxic compounds s...
A method to determine alpha-, beta- and gamma-hexabromocyclododecane (HBCD) and tetrabromobisphenol A (TBBPA) in water and sediments was presented using solid phase extraction (SPE) and/or solvent extraction. Recoveries from sediments were approximately 100% for all the chemicals, while recoveries of alpha-, beta- and gamma-HBCDs from water were dependent on the extraction method. In the case o...
Recent studies have generated conflicting data regarding the bioaccumulation and toxicity of leachates from preservative-treated wood. Due to the scale of the wood preserving industry, timber treated with the most common preservative, chromated copper arsenate (CCA), may form a significant source of metals in the aquatic environment. The existing literature on leaching of CCA is reviewed, and t...
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