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We collected street dust from Huainan, a typical coal-mining city in China, to investigate the contamination features and health risks of heavy metals. Concentrations of Co, Cr, Cu, Pb, As, and Sb were generally low to moderate, while pollution levels of Cd and Hg were moderate to high. Concentratio …
WhatsApp: +86 18221755073Pollution risk assessment of heavy metals (Pb, Cr, Cu, Ni, Zn, As) in sediment samples from 68 locations in the Gulf of Edremit, western Turkey, was performed using single and complex indices of ...
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WhatsApp: +86 18221755073In order to detect pollution status and spatial distribution characteristics of heavy metals in rice samples from hydrometallurgy plant area in No. 721 uranium mining, East China, a total of 44 rice samples were collected to be analyzed for obtaining heavy metal contents and assessing the pollution degrees of Pb Zn Cu Cr Cd As and U elements by using methods of …
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WhatsApp: +86 18221755073Health risk assessment of soil heavy metals in a typical mining town in north China based on Monte Carlo simulation coupled with Positive matrix factorization model. Author links open ... Source-specific ecological risk analysis and critical source identification of heavy metals in road dust in Beijing, China. J. Hazard Mater., 388 (2020 ...
WhatsApp: +86 18221755073Source apportionment is critical but remains largely unknown for heavy metals in the soil surrounding black shale mining areas. Herein, the distribution, potential hazards, and sources of heavy metals in the soil around a black shale post-mining site were investigated. The content of Cadmium (Cd) in …
WhatsApp: +86 18221755073Based on the previous research experience (Chen et al., 2022; Punia, 2021; Wang et al., 2022b), eight natural and human factors that are most closely related to the heavy metal pollution derived from the mining industry were first selected as explanatory variables to predict the soil pollution probability in China: soil types, average annual ...
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WhatsApp: +86 18221755073This phenomenon has important implications for the prevention and reduction of heavy metal pollution through various effective measures in coal-mining cities in northern China. Keywords: Land use; Mining area; Positive matrix factorization (PMF); Soil heavy metals; Source analysis; Spatial distribution.
WhatsApp: +86 18221755073During 2023, the leading merger and acquisition (M&A) deal within China's mining industry was the acquisition of Shandong Iron and Steel Group Rizhao by Baoshan Iron & Steel. This acquisition deal ...
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WhatsApp: +86 18221755073Mining and smelting activities are the primary source of soil heavy metal pollution. China's domestic metal mines have relatively low-grade and are expensive to process. The mining process produces a large amount of toxic and harmful heavy metals into the soil, which causes severe soil heavy metal pollution due to mining activities.
WhatsApp: +86 18221755073This study has the following limitations: (i) China has a large number of mines, but this study may not fully represent the status of all surrounding areas affected by mining in China; (ii) the distribution of mining areas is uneven, mainly concentrating on the East and Central South China, while the HM data in western China (e.g., Chongqing ...
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WhatsApp: +86 18221755073To comprehensively evaluate heavy metal pollution in agricultural fields surrounding mining areas in China and the response of soil microorganisms, we collected 87 soil samples from 29 …
WhatsApp: +86 18221755073The main objectives of this study were to (1) evaluate soils heavy metal pollution situation in typical Pb/Zn smelting aeras in China; (2) to analyze the source identification …
WhatsApp: +86 18221755073The objectives of this research are 1) to evaluate the soil heavy metal pollution levels of mines in China; 2) to assess the health risks posed by these contaminated soils; 3) …
WhatsApp: +86 18221755073An aerial drone photo taken on June 22, 2024, shows the deep-sea heavy-duty mining vehicle "Pioneer II" undergoing a sea trial. Credit: China's State Council
WhatsApp: +86 18221755073Summary. In recent years, heavy metal contamination of soils has become a major concern in China due to the potential risks involved. To assess environmental pollution and human health risks in a typical heavy metal polluted site in Jiangxi Province, a thorough evaluation of the distribution, pollution levels, and sources of heavy metals in soils of the Yangmeijiang River …
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WhatsApp: +86 18221755073Heavy metals mainly refer to metals and metalloids with a density greater than 5 g/cm 3, such as arsenic (As), cadmium (Cd), chromium (Cr), mercury (Hg), and lead (Pb).Heavy metals not only cause environmental pollution but also cause considerable harm to the human body when they accumulate in body organs and living organisms through the food chain (Sun …
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WhatsApp: +86 18221755073A uranium mine in northern Guangdong is an important production base of uranium resources in China. Long term mining has damaged the surrounding ecological environment. ... Ji M, Choi J (2020) Heavy metal speciation with prediction model for heavy metal mobility and risk assessment in mine-affected soils. Environ Sci Pollut Res 27:3213–3223 ...
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WhatsApp: +86 18221755073Mechanical Engineering Graduate | Heavy Machine Equipment Enthusiast | China Communication Construction Company · I recently completed my Bachelor's degree in Mechanical Engineering at the Dar es Salaam Institute of Technology, with a strong passion for heavy machine equipment, particularly in underground mining environments. Throughout my …
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