Mostrando 561 - 580 Resultados de 10,862 Para Buscar '"Heavy metal"', tiempo de consulta: 2.22s Limitar resultados
  1. 561
  2. 562
    “…The influence of manure and composts on the leaching of heavy metals from soil was evaluated in a model lysimeter experiment under controlled conditions. …”
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  3. 563
    “…BACKGROUND: Exposure to heavy metals from environmental and industrial sources remains a concern of serious public health risk. …”
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  4. 564
    “…In this study, determination of heavy metal parameters and microbiological characterization of marine sediments obtained from two heavily polluted sites and one low-grade contaminated reference station at Jiaozhou Bay in China were carried out. …”
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  5. 565
    “…Importantly, the utility of this device is extended to detect multiple heavy metals simultaneously with well-defined voltammograms and similar sensitivity. …”
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  6. 566
    “…The aim of this study was to determine the toxic heavy metals, pesticides and sulfur dioxide in decoctions that is a common form of final utilization in Korea. …”
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  7. 567
    “…The aim of this study was to compare the content of heavy metals (Cd, Cr, Cu, Hg, Fe, Ni, Pb, Zn) of Ekranic Technosols by applying indicators such as geoaccumulation index (I (geo)), enrichment factor (EF), and pollution load index (PLI), which allowed to determine quantitatively the impact of the soil sealing degree on the content of heavy metals and to distinguish natural from anthropogenic sources of origin of heavy metals. …”
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  8. 568
    “…The results support the interest of inclusion of heavy metal levels in topsoil as a hypothesis in analytical epidemiological studies using biological markers of exposure to heavy metals and metalloids. …”
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  9. 569
    “…The heavy metals tested were Fe(III), Cu(II), Zn(II), Cd(II), Ni(II), and Pb(II) at 10 mg L(−1) initial concentration: The organism was found to be well capable of removing the heavy metals along with high anthracene biodegradation efficiency. …”
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  10. 570
    “…The results confirmed that the as-synthesized adsorbent could efficiently remove the heavy metal ions from aqueous solution at pH range of 5–7. …”
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  11. 571
  12. 572
    “…The calculated thermodynamic parameters ∆H (0), ∆S (0) and ∆G (0) indicate that the sorption of heavy metal ions is an exothermic and spontaneous process as well as favoured at lower temperatures, suggesting the physical character of sorption. …”
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  13. 573
  14. 574
    “…This work addresses the synthesis of titanium pyrophosphate, as well as the characterization and evaluation of the sorption process of europium, for removal of trivalent heavy metals and actinides simulate. The evaluation of the surface properties of titanium pyrophosphate was carried out determining the surface roughness and surface acidity constants. …”
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  15. 575
    “…The latter not only provided functional contexts for known human targets of heavy metal toxicity, but also implicated novel candidate susceptibility genes. …”
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  16. 576
    “…Overall, this study indicates that sewage sludge biochar application reduces the mobility of heavy metal in co-contaminated soil, and this adsorption experiment is suitable for the evaluation of biochar properties for remediation.…”
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  17. 577
    “…Significant spatial variation of both heavy metals and nutrients concentration was observed and emanated from point source pollution. …”
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  18. 578
    “…The adverse impacts of heavy metals on the oxidative enzyme and their risks to workers’ health were also explored. …”
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  19. 579
    “…Despite its benefits of improving soil fertility and C sequestration, heavy metals contained in sewage sludge biochars (SSB) are still a concern. …”
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  20. 580
    “…However, the high demand may compromise the quality of production with possible contamination of heavy metals which have shown to cause intoxication and death in humans. …”
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