plants growing at the tailings of mining sites
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plants growing at the tailings of mining sites

Heavy metals concentration in plants growing on mine ...

2010-6-1 · The low Ca soil content in S2 might thus have reduced heavy metal tolerance of plants growing at that site (Antosiewicz, 2005). Different plants were found at S1, S2 and S3, but only four plants were found at S4 and one plant at S5, i.e. the sites with the largest amounts of As, Cu, Pb and Zn. V.

Characterizing the Microbiomes of Native Plants Growing

In this study, an inventory of native plants growing on a northern mine site was conducted to characterize (using environmental DNA sequencing) plant microbiomes (microbes inhabiting the surface and interior of the plants) towards determining whether certain microbes possess beneficial traits, facilitating plant survival and growth on these ...

Metal accumulation by plant species growing on a mine ...

2013-11-19 · Mining activities have a considerable impact on the environment since they generate large amounts of waste rocks and tailings, which may become sources of heavy metals to the environment (Armienta et al. 2003; Romero et al. 2007).Highly contaminated sites can support the growth of specific plant species called metallophytes, which can potentially be used to control the fluxes of trace

Mine tailing disposal sites: contamination problems ...

2017-11-18 · In general, mine tailings show physicochemical characteristics i.e. low pH and high metal concentration, that do not let the germination and growing of plants. This is the case in the mine tailings at the Iron King Mine and Humboldt Superfund site (Gil-Loaiza et al. 2016). The revegetation of this site was achieved amending the mine tailings ...

Adaptation, tolerance, and evolution of plant species in a ...

2013-1-9 · The mine tailings, plant species, lichen and moss samples were collected from the nine study sites at the inner sites of the mine and the remaining samples were collected from other eight sites at the outer edge of the mining operations center (Fig. 1). The surrounding vegetation at the outer edge of the mine was established on land where soil ...

Mine tailings composition in a historic site: implications ...

2012-6-15 · Ecological restoration, using tolerant plant species and nutrient additions, is a low-cost option to decrease environmental risks associated with mine tailings. An attempt was previously made to establish such a vegetation cover on an abandoned tailings facility in Southern Ireland. Historically, the tailings site has been prone to dusting and is a potential source of contamination to the ...

A review on in situ phytoremediation of mine tailings

Mine tailings are detrimental to natural plant growth due to their physicochemical characteristics, such as high pH, high salinity, low water retention capacity, high heavy metal concentrations, and deficiencies in soil organic matter and fertility. Thus, the remediation of mine tailings has become

Accumulation of Arsenic by Plants Growing in the Sites ...

The uptake of As by various plants growing in highly enriched sites was examined in order to identify potential As accumulators and to assess the risk associated with As presence in plant shoots. Representative samples of 13 plant species, together with soil samples, were collected from various site

Tailingsfo The website focused at tailings related ...

2021-1-4 · The word tailings is sometimes applied to include coarse mine waste. For this website the term tailings refers to the slurry waste output from the processing plant. The properties of tailings are dependent on the ore body being mined, the grinding and processing circuits, the reagent properties and the thickening process prior to disposal.

An Investigation Of Metal Uptake By Plants Growing On

Download or read book entitled An Investigation of Metal Uptake by Plants Growing on Mine Tailings Disposal Sites written by Isabel Bayly and published by Unknown online. This book was released on 01 January 1970 with total page 74 pages. Available in PDF, EPUB and Kindle.

Assessment of vegetation establishment on tailings dam at ...

Strip-mining operations greatly disturb soil, vegetation and landscape elements, causing many ecological and environmental problems. Establishment of vegetation is a critical step in achieving the goal of ecosystem restoration in mining areas. At the Shouyun Iron Ore Mine in suburban Beijing, China,

Heavy metals concentration in plants growing on mine ...

2010-6-1 · The low Ca soil content in S2 might thus have reduced heavy metal tolerance of plants growing at that site (Antosiewicz, 2005). Different plants were found at S1, S2 and S3, but only four plants were found at S4 and one plant at S5, i.e. the sites with the largest amounts of As, Cu, Pb and Zn. V.

Restoration potential of pioneer plants growing on lead ...

restoration potential of pioneer plants in the phytostabiliza-tion of mine tailings. 1 Materials and methods 1.1 Study site This study has been carried out at Lanping Pb-Zn mine tailings, located in Yunnan Province, China, be-tween latitudes 26 24.1060–26 23.8930N and longitudes 99 25.6960–99 25.5050E and at an elevation above sea level of ...

Characterizing the Microbiomes of Native Plants Growing

In this study, an inventory of native plants growing on a northern mine site was conducted to characterize (using environmental DNA sequencing) plant microbiomes (microbes inhabiting the surface and interior of the plants) towards determining whether certain microbes possess beneficial traits, facilitating plant survival and growth on these ...

Heavy metal accumulation and tolerance in plants from

2006-7-31 · Three mine tailings from the Cartagena–La Unión Mining District were selected to investigate their soil properties and the plant species that grow in them, including the analyses of their metal contents. We hypothesized that the plants growing on the mine tailings were adapted to high concentrations of heavy metals in the soil. 2.

Metal accumulation by plant species growing on a mine ...

2013-11-19 · Mining activities have a considerable impact on the environment since they generate large amounts of waste rocks and tailings, which may become sources of heavy metals to the environment (Armienta et al. 2003; Romero et al. 2007).Highly contaminated sites can support the growth of specific plant species called metallophytes, which can potentially be used to control the fluxes of trace

(PDF) 226Ra bioavailability to plants at the Urgeiriça ...

Ra in wild plants growing on tailings sites increase slightly when calculated based on the extract concentrations. Although these species are not directly involved in the human food chain,

Ecological amendment of uranium mine tailings using

2021-1-1 · Hence, remediated tailings sites with appropriate cover and growth of suitable vegetation may be considered for release to the public for floriculture, warehousing, tourism, and sports activities (Khan, 2008; Soni and Singh, 2011). 10.7. Accumulation of radionuclides from uranium mill tailings to plants

Plants from the abandoned Nacozari mine tailings ...

2 天前 · Phytostabilization is a remediation technology that uses plants for in-situ stabilization of contamination in soils and mine tailings. The objective of this study was to identify native plant species with potential for phytostabilization of the abandoned mine tailings in Nacozari, Sonora in northern Mexico. A flora of 42 species in 16 families of angiosperms was recorded on the tailings site ...

The microbial community from the early-plant colonizer ...

2021-5-17 · linearis growing on copper mining tailings, the effects of tailings in the establishment of B. linearis plants after transplantation were analyzed. In a first approach, seeds were sown in sterile ...

Characterizing the Microbiomes of Native Plants Growing

In this study, an inventory of native plants growing on a northern mine site was conducted to characterize (using environmental DNA sequencing) plant microbiomes (microbes inhabiting the surface and interior of the plants) towards determining whether certain microbes possess beneficial traits, facilitating plant survival and growth on these ...

Assessment of Vegetation Establishment on Tailings Dam

Strip-mining operations greatly disturb soil, vegetation and landscape elements, causing many ecological and environmental problems. Establishment of vegetation is a critical step in achieving the goal of ecosystem restoration in mining areas. At the Shouyun Iron Ore Mine in suburban Beijing, China, we investigated selective vegetation and soil traits on a tailings dam 7 years after site ...

Heavy metal accumulation and tolerance in plants from

2006-7-31 · Three mine tailings from the Cartagena–La Unión Mining District were selected to investigate their soil properties and the plant species that grow in them, including the analyses of their metal contents. We hypothesized that the plants growing on the mine tailings were adapted to high concentrations of heavy metals in the soil. 2.

Assessment of Vegetation Establishment on Tailings Dam

2013-6-28 · Strip-mining operations greatly disturb soil, vegetation and landscape elements, causing many ecological and environmental problems. Establishment of vegetation is a critical step in achieving the goal of ecosystem restoration in mining areas. At the Shouyun Iron Ore Mine in suburban Beijing, China, we investigated selective vegetation and soil traits on a tailings dam 7 years after site ...

Phytostabilization of mine tailings - ScienceDirect

2021-1-1 · Role of plant-microbial associations using rhizosphere microbes to immobilize/stabilize or hyper accumulate metals is yet to be fully revealed. Thus by working on soil factors, soil-plant relationships and the study of spontaneous growth of plants in abandoned mine tailings free of human interference might help to proceed on larger spectrum.

Phytostabilization of Mine Tailings in Arid and Semiarid ...

Mine tailings disposal sites from either inactive or abandoned mine sites are prevalent in arid and semiarid regions throughout the world. Major areas include northern Mexico and the Western United States, the Pacific coast of South America (Chile and Peru), southwestern Spain, western India, South Africa, and Australia (Munshower 1994; Tordoff et al. 2000).

Thickeners or thickener plants--optimizing the

2017-12-19 · Mining companies are making significant investments in studying ways to improve the security and safety of tailings depositions. Several sites have started separating acid-generating material from the bulk of their tailings in order to significantly reduce the volume of tailings that require ongoing management and to create a more environmentally sustainable tailings

Concentrations of heavy metals and measurement of 40K

2021-2-27 · Plants growing on two mine tailings show ability to accumulate or tolerate heavy metals. Major family represented in the area was Asteraceae. Arsenic showed the highest concentrations, in soils, of 2004 and 1101 mg/kg, respectively, while Pb at 132 and 113 mg/kg, respectively. These results evidence that the tailings are highly contaminated and ...

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