Search Results - "heavy metals"

Water purification capacity of natural mixed clays from Malawi by Hernell, Anna

“…The study shows that the concentration of several heavy metals exceeds the guideline values in drinking water set by WHO. …”
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Factores que afectan la germinación del cacao by Boroughs, H., Labarca, C.

“…Hypocotyl length and survival of cacao seeds grown in solutions of heavy metals, cyanide, azide, DNP, oxalic, or malonic acid, suggest that the cytochrome oxidase system is not the most sensitive. …”
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Kiselalgernas missbildningar under toxiska förhållanden by Jan-Ers, Lina

“…One of the reasons may be that both heavy metals and pesticides can affect the development of the diatom shell.…”
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Risk assessment of black soldier fly (Hermetia illucens (L.), Diptera: Stratiomyidae) larvae composting for circular waste management in southern Benin by Ogbon, E.A., Dzepe, D., Lalander, C., Wiklicky, V., Sinda, P.V.K., Adeoti, R., Mignouna, D., Gbaguidi, B., Behanzin, J.G., Riggi, L., Djouaka, R.

“…In this study, we investigated the potential risk factors, including heavy metals and pesticides, of the implementation of black soldier fly (BSF)-based technology for circular waste management in the context of Benin. …”
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Fast decolorization of azo dyes in alkaline solutions by a thermostable metal‑tolerant bacterial laccase and proposed degradation pathways by Navas, Laura Emilce, Carballo, Romina, Levin, Laura, Berretta, Marcelo Facundo

“…Its resistance towards different pHs and toxic heavy metals frequently present in wastewaters was also characterized. …”
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Urinsorterande toaletter : rensning av stopp samt uppsamling och attityder by Lindgren, Magnus

“…The concentrations of heavy metals in the urine were low. When using urine as a fertiliser, the amounts of heavy metals to arable land were much below the permitted ones when using sewage sludge as a pertiliser, except for copper where the amounts were slightly under the permitted level. …”

Evaluating hydrological dynamics and water quality in agricultural landscapes in Ghana’s Forest Transition Belt: a citizen science approach by Adusei-Gyamfi, J., Gyebi, A. S. A., Amponsah, Andoh Kwaku, Atampugre, Gerald, Tilahun, Seifu A., Cofie, Olufunke O.

“…Monthly water samples were sent to a laboratory for further technical analysis, including the determination of heavy metals. The data revealed rainfall variations impacting six-month streamflow, notably in midstream and downstream areas. …”
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Chemical hazards in pork and health risk: A review by Tran Thi Tuyet Hanh, Nguyen Thi Minh Duc, Phuc Pham Duc, Chu Van Tuat, Hung Nguyen-Viet

“…The chemical hazards mentioned in this review are mostly common toxic chemicals such as heavy metals, residues of veterinary drugs, dioxin, additives and toxic substances generated during meat processing. …”
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Genetic variation in common cattail (Typha latifolia) in southern Sweden by Fahlgren, David

“…Typha spp has potential to be used for bioremediation of polluted waste water as they tolerate high amounts of pollutants and are capable of taking up chemical pollutants and heavy metals. They also have some level of tolerance to salinity. …”

Slam – en outnyttjad resurs i skogsbruket by Mikael, Sörhult, Olof , Högqvist

“…The problem is that the sludge contains organic pollutants and heavy metals. Sewage sludge also contains pathogens, but they are killed efficiently when the sludge is converting to pellets. …”
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Geokemisk undersökning vid Rävlidmyrgruvan, Västerbottens län : provtagning, analys och förslag till åtgärder by Frandsen, Sara

“…The lake is presently considered as an oligotrophic lake, which is contaminated with heavy metals. The main purpose of the present study was to investigate possible remediation measures for reducing heavy metal leakage, based on the results of chemical analyses. …”

Farm-based measures for reducing human and environmental health risks from chemical constituents in wastewater by Simmons, Robert W., Qadir, Manzoor, Drechsel, Pay

“…This chapter outlines some of the options available that could be considered in and around the farm, looking at heavy metals, salts, excess nutrients and organic contaminants. …”
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Speciation of metals in contaminated sediments in the Kalmar County, Sweden : an initial approach toward sediment mining by Fathollahzadeh, Homayoun

“…Moreover, total digestion results turn out that Oskarshamn in comparing to Malmfjärden sediments tended to result in larger contents of total extractable heavy metals (except Al), which is strongly attributed to factories, wastewater treatment plants, and ships traffic in Oskarshamn basin and diffusive sources in Malmfjärden. …”

Förorenad mark blir park by Djurberg, Agnes, Montgomery, Emelie

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Kvicksilver, kadmium och zink i avfall som förbränns i Kiruna kraftvärmeverk by Andersson, Elin

“…Continuous sampling of the outgoing wastewater from waste incineration in boiler 3 to the recipient Luossajoki has shown elevated levels of the heavy metals mercury, cadmium and zinc. The purpose of this study is to identify where in society mercury, cadmium and zinc are found and to examine the type of waste going to Kiruna power and heating plant which contains the greatest concentration of these heavy metals. …”

Grain Cadmium And Zinc Concentrations In Maize Influenced By Genotypic Variations And Zinc Fertilization by Fahad, Shah, Hussain, Saddam, Saud, Shah, Hassan, Shah, Shan, Darakh, Chen, Yutiao, Deng, Nanyan, Khan, Fahad, Wu, Chao, Wu, Wei, Shah, Farroq, Ullah, Bashir, Yousaf, Muhammad, Ali, Saqib, Huang, Jianliang

“…Furthermore, the feasibility of rubber ash maybe tested under different climatic and edaphic conditions against other heavy metals and other crops as well.…”
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Lead in agricultural soils and cultivated pastures irrigated with river water contaminated by mining activity by Orellana, E.P., Custodio, M., Bastos, C., Cuadrado, W.

“…Soil and pastures samples collected from plots irrigated with river water contaminated with heavy metals at a depth of 0-20 cm. The content of Pb determined by the atomic absorption spectrophotometry. …”
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Frankia-actinorhizal symbiosis: a non-chemical biological assemblage for enhanced plant growth, nodulation and reclamation of degraded soils by Bhattacharyya, Pranaba Nanda, Islam, Nazim Forid, Sarma, Bhaskar, Nath, Bharat Chandra, Al-Ani, Laith Khalil Tawfeeq, Lesueur, Didier

“…Novel and putative microorganisms isolated from the actinorhizal may be used for bio-transformation of allelochemicals and toxic heavy metals into compounds with modified biological properties, opening up novel avenues for mediating microbial degradation of putative allelochemicals that would otherwise accumulate at phytotoxic levels in soil. …”
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Spatio-temporal analysis of water quality for pesticides and other agricultural pollutants in Deduru Oya river basin of Sri Lanka by Jayasiri, M.M.J.G.C.N., Yadav, Sudhir, Dayawansa, N.D.K., Propper, Catherine R., Kumar, Virender, Singleton, Grant R.

“…To assess water quality, 183 samples were collected biweekly in the 2019 dry season (Yala) and 2019/2020 wet season (Maha) and analyzed for 39 parameters, including pesticides, heavy metals, minerals and physico-chemical properties. …”
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Mesures mises en oeuvre aux champs pour reduire les risques pour la santé humaine et l’environnement lies aux constituants chimiques des eaux usees. In French. [Farm-based measures... by Simmons, Robert W., Qadir, Manzoor, Drechsel, Pay

“…This chapter outlines some of the options available that could be considered in and around the farm, looking at heavy metals, salts, excess nutrients and organic contaminants. …”
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