scholarly journals Phytoremediation of Heavy Metals Contaminated Soil in Artisanal Gold Mining at Selogiri, Wonogiri District, Central Java, Indonesia

2021 ◽  
Vol 5 (2) ◽  
pp. 64
Author(s):  
Bambang Suryo Madyo Pranoto ◽  
Wawan Budianta

Artisanal gold mining (ASGM) is commonly found in Indonesia, particularly in Wonogiri District, Central Java. One of the impacts of ASGM activity is soil contamination influence by mining waste. The objective of this study to investigate the potential use of Amaranthus spinosus L. and Jatropha curcas for remediation of Pb and As in contaminated soil. Phytoremediation experiment was conducted by using Amaranthus spinosus L. and Jatropha curcas and evaluate the effectiveness of both plants as a hyperaccumulator. The result shows that the higher Pb and As concentration was found in roots rather than shoots in both plants, however, the use of Jatropha curcas seems more effective on reducing Pb and As concentrations more than Amaranthus spinosus L in both shoots and roots. Generally, the use of both hyperaccumulator plants was more effective in Pb remediation compared to As. This phytoremediation experiment revealed that the use of both hyperaccumulator plants reduces the concentrations of Pb and As in contaminated soil, which of the critical point leading to the entry of Pb and As into the food chain.

2019 ◽  
Vol 39 (4) ◽  
pp. 451-470 ◽  
Author(s):  
Adeniyi JohnPaul Adewumi ◽  
Temitope Ayodeji Laniyan ◽  
Tangfu Xiao ◽  
Yizhang Liu ◽  
Zengping Ning

Author(s):  
Mahamadou Moussa Keita ◽  
George Morara Ogendi ◽  
Owuor Owuor ◽  
Wycliff N Nyamao

Introduction: Unsustainable natural resources utilization is on the increase in the developing countries thus the ability of many local communities to meet their basic needs including food, water and shelter is jeopardized. Uncontrolled gold-mining in Sikasso region is one such an anthropogenic activity that is of great environmental concern to the local and national governments of Mali owing to its potential impacts on water quality, human health and environment. This study was conceived to assess the impacts of artisanal gold mining on water quality in Tangandougou in Sikasso region of Mali.Materials and Methods: In this descriptive study, water samples were collected, processed and analyzed for heavy metals (Lead, Cadmium and Arsenic) according to APHA protocols. Measurements of physical parameters of water quality were done according to APHA protocols. Data were analyzed using both descriptive and inferential statistics.Results: There were no significant spatial differences in physical and chemical parameters (pH, Temperature, Conductivity, total dissolved solids and Salinity) of water quality amongst the sampling sites. However, the heavy metals concentrations in the sampled water exceeded WHO drinking water quality guidelines.Conclusion: It was concluded that the water of Sankarani River and its tributaries is contaminated and may cause adverse effects on human health due to biomagnification and the bioaccumulative nature of heavy metals. Therefore, the study recommends continuous monitoring of the water quality in all water sources adjacent to gold-mining areas to protect human and environmental health.


2018 ◽  
Vol 24 (1) ◽  
pp. 17 ◽  
Author(s):  
Akhsin Zulkoni ◽  
Dewi Rahyuni ◽  
Nasirudin Nasirudin

ABSTRAKPenelitian ini bertujuan untuk mengetahui pengaruh pemangkasan akar (underground root pruning/URP) terhadap fitoremediasi tanah yang tercemar merkuri di Kokap Kulon Progo Yogyakarta. Penelitian ini dilaksanakan menggunakan rancangan acak kelompok lengkap dengan tiga ulangan. Faktor pertama adalah URP, yaitu dengan dan tanpa URP. Faktor kedua ialah takaran Jamur Mikoriza Arbuskula (JMA), meliputi 0; 50; 100, dan 150 g/pot. Hasil penelitian telah membuktikan bahwa pemangkasan akar serta inokulasi JMA ke dalam tanah sisa olahan penambangan emas telah berhasil memacu proses fitoremediasi melalui perluasan rizosfer. Serapan merkuri oleh tanaman Jati yang menjalani pemangkasan akar serta inokulasi JMA sebanyak 100% paling tinggi dibanding perlakuan lain maupun kontrol. Pada perlakuan ini, efisiensi penurunan merkuri di dalam tanah oleh tanaman jati sebesar 88,61%, sedangkan kontrol hanya mencapai 64,11%. ABSTRACTThis study aims to determine the effect of underground root pruning (URP) of the mercury-contaminated soil phytoremediation in Kokap Kulon Progo, Yogyakarta. This study was conducted using complete randomized block design with three replications. The first factor is the URP, that divided as with and without URP (root pruning). The second factor is the dose of JMA, are 0; 50; 100, and 150 g/pot. Results of studies have proven that the root pruning and inoculation of JMA into the residual gold mining soil has successfully accelerated the process of phytoremediation through the expansion of the rhizosphere. Mercury uptake by Tectona grandis, Linn F that is with root pruning and 100% JMA inoculation are highest other treatment and control. In this treatment, the removal efficiency of mercury in the soil by plants amounted to 88.61% identity, meanwhile control only reached 64.11%.


PROMINE ◽  
2019 ◽  
Vol 7 (2) ◽  
pp. 48-53
Author(s):  
Efendi Putra Dwijaya Pa ◽  
Wawan Budianta ◽  
Doni Prakasa Eka Putra

Traditional and small-scale gold mining, known as ASGM (Small Scale Gold Mining), has been approved forpollution of the environment specifically for watersheds. This research was conducted in Boto Village,Jatiroto Subdistrict, Wonogiri Regency, Central Java Province. This study discusses the analysis ofcomposition and heavy metals and the factors that support heavy metals in the study site. The samplestaken were 22 samples along the river flow in the upstream and downstream areas. Tests of content werenot carried out by the ICP-AES method. Laboratory test results on river sediment samples were thenanalyzed statistically, geoaccumulation index and enrichment factors were calculated. Laboratory test resultsshow that most do not have heavy metal content exceeding the average concentration of heavy metals inriver sediments. The spread of heavy metals in river sediments in the study sites was found to be varied withdifferences in the upstream and downstream areas. In general, upstream areas have higher metal reservescompared to downstream. Distribution of heavy metals for everything that has not been planned, isprocessed by natural processes or human activities. Traditional mining activities contribute significantly incontributing to the addition of Hg, as well as contributing to the increase of other metals, most of which are inthe mineralized area, which fully contains high metal reserves.


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