phytoremediation of polluted mine site

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Plant growth-promoting bacteria in phytoremediation of metal-polluted

Phytoremediation of metal-polluted soils can be challenging due to the extreme conditions that plants might face in these environments. This has impelled further research of this phytotechnology and supporting strategies to improve phytoremediation yields. ... -contaminated mining site soil. J. Environ. Manag., 151 (2015), pp. 160-166, …

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Perspectives on phytoremediation of zinc pollution in air, water …

The three main ways include phytoextraction (shoot), phytoremediation (roots) and phytoremediation of zinc pollution in soil. Among them, plant tolerance, bioavailable metal concentration, soil pH and microorganisms. Phytoremediation of Zn is based on the plant pollution remediation system ( Zou et al., 2021 ).

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Polluted Site

Polluted sites, coal mine spoil, fly ash deposits, red mud dumpsites, and other dumpsites are a worldwide problem, contaminating nearby communities. These disposal sites are major source of environmental pollution. Phytoremediation has been popularized to remediate heavy metal-contaminated sites in the past few decades due to its cost ...

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Phytoremediation of Soils Contaminated with Metals and

In recent decades many studies have been conducted in contaminated mining and industrial areas and in natural metalliferous soils [35,51,58,66-78] in order to inventory and screen the indigenous species and evaluate their potential for phytoremediation of contaminated soils.

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Phytoremediation of a contaminated mine site using plant growth

Request PDF | On Jan 1, 2000, H.D. Fuentes and others published Phytoremediation of a contaminated mine site using plant growth regulators to increase heavy metal uptak | Find, read and cite all ...

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Phytoremediation of Mine Tailings | Request PDF

The combined application of plant, microorganism, and amendment on the phytoremediation of heavy metals was optimized as a remediation technique for mine tailings by a field-scale orthogonal (L16 ...

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Role of microorganism in phytoremediation of mine spoiled soils

Manganese polluted mining site: Ocara, Ceará, Brazil: ... Phytoremediation of mine tailings or mine spoiled soil is serving its purpose well but in order to increase the efficiency of the process, several studies were conducted on role of microorganisms in phytoremediation. Microbial inoculation to the phytoremediator plants accelerates the ...

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Phytoremediation of heavy metal polluted soils and water: …

According to government statistics, coal mine has contaminated more than 19 000 km of US streams and rivers from heavy metals, acid mine drainage and polluted sediments. ... These results suggest that for successful phytoremediation of metal polluted soils, a strategy should be developed to combine a rapid screening of plant species …

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A review on phytoremediation of contaminants in air, …

There is no systematic review of phytoremediation mechanisms and the parameters for environmental pollution. Here, we review this situation and describe the purification rate of different plants for different pollutants, as well as methods to improve the purification rate of plants.

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Phytoremediation of metal-contaminated rare-earth …

Phytoremediation is an effective and environmentally friendly strategy for mine site reclamation ( Zeng et al., 2019 ), and economically valuable vegetation is preferably used so as to balance economic development and mining recovery ( Wang et al., 2013; Wu et al., 2019 ).

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Frontiers | Microbial Community Diversity Dynamics in Acid Mine

For example, small-scale mining site in Ghana caused Pb, Hg, Cd, and K pollution of rivers used in crop irrigations (Nukpezah et al., 2017). In Portugal, AMD contributes to higher levels of SO 4 2 -, Fe, Al, as well as Cu, Pb, Zn, Cd, and As pollution of irrigation water sources in Lousal area ( Luís et al., 2009 ).

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Phytoremediation of metal-contaminated rare-earth mining sites …

The experimental site was located at the #815 rare-earth mine (114°81′ E, 24°35′ N) in Heyuan, Guangdong Province, China (Fig. S1).Details of the study area and soil physicochemical properties have been described by Zhou et al. (2015). Table 2 shows metal concentrations in soil samples collected from rare-earth mine tailing before …

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Potential and prospects of weed plants in phytoremediation and …

Phytoremediation cleans up metal-polluted environments depending upon factors such as substrate conditions, plant characteristics, and metal availability. Weed plants show promising efficiency for phytoremediation of metal-laden environments such as mine soils, industrial soils, fly ash deposits, wetlands, and tannery sludge due to their …

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Heavy Metals in Contaminated Soils: A Review of Sources

Scattered literature is harnessed to critically review the possible sources, chemistry, potential biohazards and best available remedial strategies for a number of heavy metals (lead, chromium, arsenic, zinc, cadmium, copper, mercury and nickel) commonly found in contaminated soils. The principles, advantages and disadvantages of …

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Phytoremediation of Soils Contaminated with Heavy Metals from …

1. Introduction. Soil contamination with potentially toxic elements (PTEs) from anthropogenic activities such as mining has become a global concern because of the impacts on human and environmental health due to toxicity, persistence, and bioaccumulation in the trophic chain [].Different countries face PTEs soil contamination, …

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Electro-Phytoremediation of Cropland and Mine Tailings Polluted …

Three sites were chosen for soil sampling: a cropland in the vicinity of an abandoned mining site, a deposition site for mining waste, and a reference site with no expected contamination. ... Natural organic amendments for improved phytoremediation of polluted soils: a review of recent progress. Pedosphere 26, 1–12 (2016)

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Chromite mining pollution, environmental impact, toxicity and

Chromite mining activities are indispensable for production of goods and services. Sukinda is a major mining site of Odisha, India, polluted by chromium, which is highly toxic in its hexavalent form. The Sukinda valley is a rich source of chromites, amounting to almost 95% of Cr available in India, and is the fourth most polluted site …

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Evaluation of soil heavy metals pollution and the phytoremediation

Heavy metal pollution in soils caused by mining has led to major environmental problems around the globe and seriously threatens the ecological environment. The assessment of heavy metal pollution and the local phytoremediation potential of contaminated sites is an important prerequisite for phytoremediation. …

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Phytoremediation | Superfund

Phytoremediation: using plants to treat environmental pollution. The term phytoremediation comes from the Ancient Greek word phyto meaning "plant" and the Latin word remedium meaning "restoring balance.". It is a technology that uses plants to treat environmental pollution problems. Plants are used either to remove or to stabilize (hold ...

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Phytoremediation of abandoned mining areas for land …

Phytoremediation of abandoned mining areas. Phytoremediation is recognized as an economical, holistic, and eco-friendly approach to reduce, remove, extract, and degrade pollutants from soil (Padmavathiamma and Li, 2007; Prasad, 2003).

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Phytoremediation

Abstract. Phytoremediation is an emerging, low-cost, sustainable, and environmentally sound technology that uses plants and associated microorganisms to clean up pollution of soil, water, and the atmosphere. Application of this technology includes passive protection using vegetation barriers, cleaning of soil and water through pollutant uptake ...

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Screening of native plant species for phytoremediation

Request PDF | Screening of native plant species for phytoremediation potential at a Hg-contaminated mining site | Artisanal and small-scale gold mining (ASGM) is the largest sector of demand for ...

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Market Opportunities: in Sustainable Phytoremediation

2.1. Introduction to Phytoremediation. The progressive and sustained intensification of land pollution and the presence of a wide variety of waste-dumps due to industrialization and urbanization is a major concern worldwide (Pandey, 2017).The term pollution has different implications, but in this chapter, we refer to those unnatural …

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Soil Heavy Metal(loid) Pollution and Phytoremediation Potential of

This study investigated the soil pollution level and evaluated the phytoremediation potential of 25 native plant species on a former gold mine-tailing site in Ghana. Plant shoots and associated soil samples were collected from a tailing deposition site and analyzed for total element concentration of As, Hg, Pb, and Cu.

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Screening of native plant species for phytoremediation

This study was conducted in the Alacrán gold-mining site, one of the most important ASGM sites in Colombia, to identify native plant species growing in Hg-contaminated soils used for agricultural purposes, and to assess their potential as phytoremediation systems. Twenty-four native plant species were identified and …

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Phytoremediation of contaminated waters: An eco

The phytoremediation technique is an effective tool to decrease the unparalleled pollution in the aquatic environments (Fig. 1). In this technique first step is the identification and screening of plants which showed great efficacy to accumulate dissolved nutrients, metals and other contaminants ( Lu, 2009 ).

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Phytoremediation of heavy-metal-polluted soils: Screening for …

Soil and plants of the mineralized zone and surrounding areas have higher heavy metal (HM) contamination (Pb0.01) as compared to the reference site, which can be attributed to the dispersion of metals due to mining. Furthermore, in mineralized zones, the Lahor site was more contaminated than the Pazang site.

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Phytoremediation: Mechanisms, plant selection and …

Phytoremediation potential of the plants are generally evaluated by determining Bioconcentration Factor (BCF), described as the ratio of pollutant concentration in the plant parts to that in the media, and Translocation Factor (TF), defined as the ratio of elemental accumulation in plant's shoot compared to plant's root (Wu et al., 2011).Based …

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Frontiers | Influences of Biochar on Bioremediation/Phytoremediation

Mining (e.g., coal, gold, copper, magnesite, bauxite, and iron mining) activities can degrade soil quality and structure and disturb biological systems and vegetation, thus leading to widespread soil pollution (Gabarrón et al., 2019). Heavy metal toxicity and elevated acidity of soil contaminated by mining activity reduce the …

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A Citizen's Guide to Phytoremediation

Poplar trees at a phytoremediation site. Example. Phytoremediation is being used to clean up contami- nated groundwater near a former disposal area at the Aberdeen Proving Ground in Maryland. This area was used for disposal and burning of industrial and …

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