Resultados de búsqueda - "heavy metal"

Using optimized monochromatic energy dispersive x-ray fluorescence to determine the cadmium concentration in cacao and soil samples por Dekeyrel, Jesse, Atkinson, Rachel, Chavez, Eduardo, Silva, Mayesse Aparecida da, Idarraga-Castaño, Orlando, Pulleman, Mirjam, Smolders, Erik

“…The optimized MEDXRF technique offers important advantages in terms of cost-effectiveness and efficiency of routine Cd monitoring in the cacao supply chain, large-scale screening, and scientific research, and could be extended to other crops and heavy metals that are subject to food safety regulation at low concentrations.…”
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Environmental risk assessment of Tsunami-affected areas in Ishinomaki, Japan por Makita, K., Inoshita, K., Kayano, T., Hagiwara, K., Asakawa, M., Ogawa, K., Noda, J., Sasaki, H., Higuchi, H., Iwano, H., Tamura, Y.

“…From the sludge and water samples, enterococcal bacteria and non-highly pathogenic Vibrio were isolated. Heavy metals were found but not in the alarming dose. …”
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Environmental risk assessment of tsunami-affected areas in Ishinomaki, Japan por Makita, K., Inoshita, K., Kayano, T., Hagiwara, K., Asakawa, M., Ogawa, K., Noda, J., Sasaki, H., Higuchi, H., Iwano, H., Tamura, Y.

“…From the sludge and water samples, enterococcal bacteria and non-highly pathogenic Vibrio were isolated. Heavy metals were found but not in the alarming dose. …”
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Temporal changes in environmental health risks and socio-psychological status in areas affected by the 2011 tsunami in Ishinomaki, Japan por Makita, K., Inoshita, K., Kayano, T., Uenoyama, K., Hagiwara, K., Asakawa, M., Ogawa, K., Kawamura, S., Noda, J., Sera, K., Sasaki, H., Nakatani, N., Higuchi, H., Ishikawa, N., Iwano, H., Tamura, Y.

“…The sludge and water samples contained potentially hazardous bacteria, but none were highly pathogenic. Heavy metals in sludge were not in alarming quantities. …”
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The role of pollution prevention strategies, best management practices and cleaner production in hospital wastewater management por Dissanayake, Priyanka

“…Most important chemicals in hospital wastewater are disinfectants (due to their major use in hospital practice), antibiotics, cytostatic agents, anesthetics, heavy metals (silver, chromium, zinc, lead, copper, platinum, and mercury), rare earth elements (gadolinium, indium, and osmium) and iodinated X-ray contrast media. …”
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Analysis of the state of water sources for human consumption and the performance of rural aqueducts in La Soledad river basin, Honduras por Reyes Ponce, K.Y.

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Hazard analysis and critical control point plan for hazards in Ugandan amaranth vegetable value chain por Aber, H., Mulindwa, J., Lung'aho, Mercy G., Nyakundi, Fridah Nyabate, Wambui, J., Jager, Matthias, Ugen, Michael Adrogu

“…At CCP3, E. coli was present in irrigation water. Heavy metals were also present in the irrigation water but were below the critical limits. …”
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The nutritive value of black soldier fly larvae reared on common organic waste streams in Kenya por Shumo, M., Osuga, I.M., Khamis, F., Tanga, C.M., Fiaboe, K.K.M., Subramanian, S., Ekesi, S., Huis, A. van, Borgemeister, C.

“…Low concentrations of heavy metals (cadmium and lead) were detected in the BSFL, but no traces of aflatoxins were found. …”
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Análisis del estado de las fuentes de agua para consumo humano y funcionamiento de los acueductos rurales en la cuenca del río La Soledad, Honduras por Reyes Ponce, Karen Y.

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Stadsodling por Gunnarsson, Kristina

“…Among the substances taken up by plants, later entering the human body through consumption, heavy metals are in focus. Urban environment needs to be a clean and healthy life environment. …”
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Biomonitoring of alterations in fish that inhabit anthropic aquatic environments in a basin from semi-arid regions por Pérez-Iglesias, Juan Manuel, Bach, Nadia Carla, Colombetti, Patricia Laura, Acuña, Pablo, Colman-Lerner, Jorge Esteban, Gonzalez, Silvia Patricia, Brodeur, Celine Marie, Almeida, César Américo

“…A total of 27 parameters were determined (11 physicochemical, 9 heavy metals, and 7 pesticides) in surface waters. Biomarkers (CAT, TBARS, ChE, and MN) showed significant physiological and cytological alterations in J. multidentata depending on the hydrology season. …”
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Evaluation of germination and early seedling growth of different grasses irrigated with treated mine water por Mangwane, M., Madakadze, I.C., Nherera-Chokuda, F.V., Dube, Sikhalazo, Mndela, M., Letsoalo, N., Tjelele, T.J.

“…Amongst the problems associated with coal mining is the accumulation of acid mine drainage characterized by large amounts of heavy metals and high acidity. The impact of these environmental problems on the ecosystem around mining areas underscores a need to devise strategies that will ensure sustainable restoration of the ecosystem integrity to ensure environmental protection. …”
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Kvalitetssäkring av hushållsnära avloppsfraktioner por Giers, Helena

“…One problem is that the food industry is sceptical towards recirculation due to the risks that products from sewage systems may contain pathogens, heavy metals and unwanted chemical compounds, e.g. medical residues or detergents. …”
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Organic waste streams in the wine industry por Eriksson, Hanna

“…New innovations for the utilization of plant residues include using grape pomace in construction and as an adsorbent of heavy metals. Bioactive compounds can also be retrieved from grape pomace, to be used as food additives or nutraceuticals. …”

Production performance and biochemical profile of sea lettuce (Ulva lactuca): Influence of site-specific ecological factors and cultivation strategies por Chamily, Farjana, Mohiuddin, Md, Mostakim, Mohammad, Rahman, Md, Souhardya, Sazeed, Nahiduzzaman, Md, Khan, Md Sadequr, Asaduzzaman, Md.

“…The fatty acid analysis showed that U. lactuca from the FLL and OBN systems contained a significantly lower amount of saturated fatty acids but a higher amount of monounsaturated and n-6 polyunsaturated fatty acids compared to the OBLL system. Among the heavy metals and minerals analyzed, U. lactuca harvested from the FLL system contained significantly (p < 0.05) higher amounts of Na and K and lower amounts of Pb, Cr, Co, and Fe. …”
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A combination of temperature and urea sanitization of blackwater por Göttert, Dorothee

“…The risks involved in the reuse of blackwater include pathogenic microorganisms, heavy metals, and pharmaceutical substances. This study however focuses only on the inactivation of pathogenic microorganisms during blackwater treatment. …”
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Contribution des pesticides agricole a l’induction de resistance aux insecticides chez le vecteur du paludisme, anopheles gambiae s.l.(diptera : culicidea) por Defo Talom, B.A.

“…Even if the use of pesticides in agriculture alone does not induce insecticide resistance in anopheles, heavy metals may have a role in the development of resistance.…”
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Nitrogen mineralization in a sludge-amended sandy clay loam in South Africa por Mellin, Anna-Karin

“…It contains both compounds of agricultural value (e.g. organic material, nitrogen, phosphorous, potassium and to a lesser extent calcium, sulphur and magnesium), and pollutants (e.g. heavy metals, pathogens and toxic organics). The quality of sludge is dependent on its origins, i.e. whether it is domestic or industrial. …”
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Efecto de la adición de enmiendas en la inmovilización de metales pesados en suelos mineros del sur de Bolívar, Colombia por Martínez Madrid, Daisy Escarlet, Marrugo Negrete, José

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Guideline for developing a water pollution prevention and control plan for the Akaki Catchment, Ethiopia por Kibret, M., Haile, Alemseged Tamiru, Gebre, E. S., Terfie, T. A., Hiruy, A. M., Yibel, B., Mateo-Sagasta, Javier

“…The state of the river is therefore severely degraded, with high levels of pathogens and heavy metals, affecting people, livestock, and irrigated crops that rely on polluted water. …”
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