Conventionally, remediation of heavymetalcontaminated soils involves either onsite management or excavation and subsequent disposal to a landfill site. Phytoremediation of soil heavy metals cd and zn by. Koptsik, modern approaches to remediation of heavy metal polluted soils. Phytoremediation mechanisms of heavy metal contaminated soils. Removal of heavy metals in contaminated soil by phytoremediation. Problems and prospects concerning the phytoremediation of heavy. Pdf phytoremediation is a green emerging technology used to remove pollutants from environment components. Phytoremediation potential of weeds in heavy metal. Each source of contamination has its own damaging effects to plants, animals and ultimately to human health, but those that add heavy metals to soils and. Thus, they are potentially useful for the phytoextraction of heavy metals in soil. Pdf phytoremediation of heavy metalcontaminated soils.
Phytoremediation, the use of plants to remediate environmental media, is being pursued as a new approach for the cleanup of contaminated soils and waters, including groundwater. Chelantinduced phytoextraction of heavy metals from. Pdf phytoremediation of heavy metal contaminated soils. Recent findings on the phytoremediation of soils contaminated with environmentally toxic heavy metals and metalloids such as zinc, cadmium, lead, and arsenic. Phytoremediation, the use of plants to remediate environmental media, is being pursued as a new approach for the cleanup of contaminated soils and waters. During the time when there is no advanced technology to carry out soil remediation, the heavy metalcontaminated soils are controlled using. Phytoremediation potential of weeds in heavy metal contaminated soils of the bassa industrial zone of douala, cameroon. Phytoremediation of heavy metal contaminated soil by. Phytoremediation of heavy metal polluted soils and water ncbi. Remediation of heavy metal contaminated soils is essential for safe agricultural or urban land use, and phytoremediation is among the most effective methods. This study employed jatropha curcas bioenergy crop plant to assist in the removal of heavy metals from contaminated field soils.
Phytomanagement of a chromiumcontaminated soil by a high. The ministry of land and resources report issued the national soil contamination survey results and reported that 16% of the surveyed chinese soil samples, 6. Phytoremediation of heavy metalcontaminated soils using. In the field of phytoremediation of heavy metalmetalloidcontaminated soils, phytoextraction is the most effective strategy. Mechanisms used to remediate soils contaminated by heavy metal are. Phytoremediation of metalcontaminated soils springerlink. Pdf phytoremediation mechanisms of heavy metal contaminated.
Phytoremediation of soil contaminated with heavy metals core. Role of soil rhizobacteria in phytoremediation of heavy metal. Pdf recent findings on the phytoremediation of soils. Jatropha curcas, absorption, afforestation, biomass, cadmium, chromium, copper, energy crops, heavy metals, lead, nickel, phytoremediation, polluted soils, roots, zinc abstract. Soil heavy metal pollution is a global problem causing a serious public health threat jiang et al.
Phytoremediation of pb and cd contaminated soils by using. Phytoremediation is a promising option for reclaiming soils contaminated with toxic metals, using plants with high potentials for extraction, stabilization and hyperaccumulation. A real filed phytoremediation of multimetals contaminated. Rhizosphere, as an important interface of soil and plant, plays a significant role in phytoremediation of contaminated soil by heavy metals, in which, microbial. In june 2007, a project started in flanders belgium in which we will apply phytoremediation to clean soils that are diffusely polluted with heavy metals. Phytoremediation is a new technology that uses specially selected metal. However, relatively long cultivation times impedes its popularization on a commercial scale. This study evaluated the effectiveness of lavender plants lavandula dentata l.