bioremediation bacteria mining gold

2019-8-20 · The purpose of this document is to report the results of the Bioremediation Project conducted by the Industrial Research Chair in Mine Life Cycle at Yukon College, between February 2013 to January 2014, to the industrial partners Alexco Resource Group, Capstone Mining Corp, Victoria Gold Corp and Yukon Zinc Corp. 3. BACKGROUND

2017-2-14 · By identifying bacteria that are capable of living in extreme conditions, candidates for bioremediation can be found. The Central Gold Mine operated from …

Mining industries produce vast waste streams that pose severe environmental pollution challenge. Conventional techniques of treatment are usually inefficient and unsustainable. Biological technique employing the use of microorganisms is a competitive alternative …

2017-2-14 · By identifying bacteria that are capable of living in extreme conditions, candidates for bioremediation can be found. The Central Gold Mine operated from 1927 to 1937, and although the mine was ...

Gold mining use Cyanide is also used in the chemical extraction of gold from low-grade ores by the heap leach process (Kjeldsen, 1999; White and Markwiese, 1994). This is the predominant process in the gold extraction industry that has been applied commercially since 1887 (Adams and Lloyd, 2008). Gold occurs in multi-phase mineralization

2012-12-1 · DISCUSSION. Mercury resistant bacteria can be isolated from various sources contaminated with mercury and can be developed as bioremediation agents in these area (Xiao-xi et al. 2010).Mirzaei et al. found that high mercury levels in the environment increased the ability of resistance to mercury among the bacterial communities residing in the contaminated sites.

Bioremediation of toxic metals in mining site of Zamfara metropolis using resident bacteria ( Pantoea agglomerans): A optimization approach Heliyon. 2020 Aug 14;6(8):e04704. doi: 10.1016/j.heliyon.2020.e04704. eCollection 2020 Aug. Authors Kalen Ephraim Audu 1 ...

2014-6-12 · BIOREMEDIATION FOR ACID MINE DRAINAGE: ORGANIC SOLID WASTE AS CARBON SOURCES FOR SULFATE-REDUCING BACTERIA: A REVIEW I. N. Jamil1and William P. Clarke2 1Faculty of Science, University of New South Wales, Australia 2School of Civil Engineering, The University of Queensland, Australia Email: [email protected] ABSTRACT

These mechanisms can serve as potential tools for bioremediation of heavy metal polluted sites. This review focuses on the effects of heavy metal wastes generated from gold mining activities on the environment and the various mechanisms used by bacteria to counteract the effect of these heavy metals in their immediate environment.

Potential of Soil Bacteria as Mercury Bioremediation Agent in Traditional Gold Mining April 2019 Biosaintifika Journal of Biology & Biology Education 11(1):108-116

2021-9-25 · The acid mine drainage contains a huge amount of toxic heavy metals, and direct discharging of acid mine drainage to the water system harms aquatic habitat and causes serious consequences in environmental pollution. However, microalgae can treat acid mine drainage by removing the toxic heavy metals in these mines (Samal et al. 2020).

2020-12-2 · Abstract Bioremediation systems represent an environmentally sustainable approach to degrading industrially generated thiocyanate (SCN−), with low energy demand and operational costs and high efficiency and substrate specificity. However, heavy metals present in mine tailings effluent may hamper process efficiency by poisoning thiocyanate-degrading microbial consortia. Here, we ...

2020-1-10 · negative bacteria of mercury bioremediation, from gold mining in Central Kalimantan, Indonesia. The identifi-cation result by Kit Microbact System, the isolate KHY2 was 99,53% similar to Pseudomonas aeruginosa, and . 2018

2021-10-4 · REVIEW ARTICLE Bioremediation of heavy metals from wastewater: a current perspective on microalgae-based future R.K. Goswami1, K. Agrawal1, M.P. Shah2 and P. Verma1 1 Bioprocess and Bioenergy Laboratory, Department of Microbiology, Central University of …

2021-3-19 · This research may become the basic concern in bioremediation of mercury contaminated environment, particularly in West Sumatera, Indonesia. Key words : bacteria, resistant, mercury, remediation, gold mining _____ INTRODUCTION One of the location known as a gold deposit in West Sumatra is Kabupaten Sijunjung. Gold mining activities have

2020-11-9 · function as a bioremediation of waste containing mercury. So that waste from gold mining in Bombana district can be processed into safer waste for the environment and society. Keywords— Bombana Regency, Gold Mining, Indigenous Bacteria, Mercury I. INTRODUCTION Indonesia is one of the countries in the world that has

2018-1-9 · The conventional strategies are expensive, usually low in efficiency and may alter the soil nature. Here we review bioremediation using plants, microbes, e.g. bacteria, fungi, and actinobacteria, earthworms, and algae for metal removal. Bioaugmentation of microbes using plants, earthworms and algae is used to enhance the bioremediation efficiency.

2016-8-1 · 1. Introduction. Cyanide is a strong toxic chemical frequently used in various industrial processes, including synthetic fibre production, extraction of gold and silver, coal processing and extractive metallurgy (Boucabeille et al., 1994, Mudder and Botz, 2004) the mining industry, cyanide is also widely used to recover gold residues after mercury amalgamation (Carling et al., 2013).

2020-2-1 · Gold mining process produces wastes that contaminate the environment by As. • Bacterial strains of soils from mining region were resistant to 3000 mg L −1 of As. • Reduced 71.88% of arsenite and 85.72% of arsenate from the culture medium. • Potential application of theses strains in bioremediation processes.

2020-7-29 · Keywords: Bioremediation, bacterial isolate, mercury, chromium, reducing bacteria. INTRODUCTION Gold mining activities in the village of Lebong Tambang - Lebong Regency have produced the remnants of excavated and tailings containing mercury. Mercury is an element that is very poisonous to animals and humans.

2016-10-26 · Despite this limitation, sulphate reducing bacteria such as Syntrophobacter sulfatireducens, Syntrophus gentianae, Desulfobacca acetoxidans, Desulfosporosinus sp. and Desulfotomaculum sp., have been reported in both acid base-metal tailings and pH neutral gold mine tailings where they assist in natural bioremediation of mine tailings by ...

Heavy metal bioremidation is the process of removal of heavy metals from contaminated domestic industrial effluent indigenous bacteria islated from acclimatized activated sludge, four resistant strains are used as amixture to remove heavymetals. Related Journals of Heavy Metal Bioremediation

Cytotoxicity and Bioremediation of Heavy Metals by Highly Resistant Marine Bacteria Enas N. Danial1,2,3*, Walaa A Majrashi2,4, Ahlam O. Bin Afif2,4, Ebtehal S Alamri2,4, Entesar M. Alhatimi2,4 and Nowayer J. Alghamdi2,4 1Department Medical laboratory Technology, College of Applied Medical Science Jeddah University, Kingdom of Saudi Arabia.

2020-8-13 · Abare is a remote village situated in Anka Local Governments of Zamfara State, Nigeria. It is a region where active artisanal gold mining is ongoing. It is located between latitudes 11º40′0″N and 12º0′0″ N and longitudes 6º00′E and 6º20′0''''E of the equator. With an area of 2,940km2, Anka has a population of 263,400.

2015-10-2 · bioremediation of mercurypolluted sites, mercuryresistant microorganisms have been isolated and - - characterized. However, understanding of bioremidiation mechanism by anaerobic bacteria. In this study, we tried to isolate anaerobic mercury-resistant bacteria from mercury-polluted water in Bombana Gold Mine, indonesia.

2017-7-21 · known species of bacteria not directly related with soil or water surrounding mining activities (Dash et al., 2008; Ezzi and Lynch, 2005; Gurbuz et al., 2009). Though officially prohibited, the use of cyanide in artisanal small scale gold mining (ASGM) is widespread in West-Africa, particularly in Burkina Faso (Butaré and Keita, 2009).

2016-11-17 · The use of biological processes with the aim of the recovery of gold from low-concentration solutions derived from leaching of secondary sources is gaining increasing importance owing to the scarcity of the primary resources and the economic and environmental advantages usually presented by these methods. Thus, the

2020-8-1 · Abare is a remote village situated in Anka Local Governments of Zamfara State, Nigeria. It is a region where active artisanal gold mining is ongoing. It is located between latitudes 11º40′0″N and 12º0′0″ N and longitudes 6º00′E and 6º20′0''''E of the equator. With an …

2015-9-9 · Bioremediation using microorganisms shows great potential for future development due to its environmental compatibility and possible cost-effectiveness. A wide range of microorganisms, including bacteria, fungi, yeasts, and algae, can act as …