Methodologies for Environmental Impact Assessment of Deep Sea Tailings
Mining creates mineral waste that has to be managed. The main challenge is that the volumes of mineral waste (tailings and waste rock) are large and sufficient and safe storage capacity has to be available. Sea disposal, deep or shallow, is a potential alternative to land disposal. Environmental impact assessment for the next generation …
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Methodologies for Environmental Impact Assessment …
Methodologies for Environmental Impact Assessment of Deep Sea Tailings Disposal (DSTP) projects. Jens Skei Skei Mining Consultant (SMC) Abstract. Mining creates mineral waste that has to be managed. The main challenge is that the volumes of mineral waste (tailings and waste rock) are large and sufficient and safe …
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Environmental Impact Statement
The Environmental Impact Statement (EIS) for the Wafi-Golpu Project was prepared in compliance with the Environment Act 2000 (PNG) and was submitted to the Conservation and Environment Protection Agency of …
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Life cycle assessment of green binder for organic soil …
In response to the global climate emergency and the need for the construction industry to reduce its CO 2 emissions, efforts are now focused on the development of new alternative binder systems with better environmental performance than traditional agents such as OPC and commercial limestone. Thus, the most popular category of materials …
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Sustainable applications for utilizing molybdenum tailings …
The cost and environmental impact assessment indicate that concrete filled steel tube is a more preferable solution for the usage of molybdenum tailings in structural concrete, especially with higher molybdenum tailing replacement ratio. It is feasible to replace natural sand with molybdenum tailings to prepare structural concrete …
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Mix design optimization and environmental impact assessment …
This study presented the optimal mix design for low-carbon material (LCM).. The experiments were conducted by W/B ratio and the replacement ratio of liquid B. • The optimal binder weight range of LCM was 182.9-432.3 kg/m 3.. When using LCM, GWP can be reduced by 74.9-140.9 kg CO 2 eq/m 3.
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Source-specific probabilistic contamination risk and health …
The human health risk assessment model introduced by the U.S. Environmental Protection Agency (USEPA, 2014a) is the most commonly employed approach for evaluating health risks linked to soil HMs (Guan et al., 2022; Yang et al., 2022a). These assessment techniques have been pivotal in supervising and mitigating …
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(PDF) Environmental Impact Assessment (EIA) of a gold mine …
The planning value of an environmental impact assessment (EIA) as a tool for determining and appraising the environmental feasibility of proposed development …
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Underestimated environmental benefits of tailings resource …
The research framework in this paper can provide reference for environmental impact assessment of other types of bulk ... (USGS, 2017). Tailings are "waste" slag left after extracting useful substances or elements from raw ore from metal or non-metal mines. ... This study identifies the environmentally sensitive links of different ...
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Use of an Ecological Compensation Model in Water …
This study aims to analyze the current situation of water resource management in Shaanxi Province, study the basic principles of ecological compensation, evaluate the impact of water conservation projects on the ecological environment by establishing a model, and propose a sustainable water resource management model. …
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Comprehensive assessment of heavy metal leaching …
The evaluation of heavy metal contamination of antimony tailings slag is essential. In this study, the indices Igeo, Cf, and Er were used to evaluate the risk of heavy metal contamination of slag ...
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Process effluents and mine tailings: sources, effects and …
The large volume of tailings leading to different environmental footprint in terms of both spatially the storage area and temporally the long-time scales over which …
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Application of a life cycle assessment to compare environmental …
The goals of these LCAs vary and include evaluating the environmental impact of two different alternative technologies for the disposal of mineral mine tailings (Fernandez-Iglesias et al., 2013), comparing the environmental impact of belt conveyors and off-highway trucks in surface mining (Erkayaoğlu and Demirel, 2016), identifying the ...
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ENVIRONMENTAL AND SOCIAL IMPACT …
environmental and social impact assessment (ESIA) was undertaken to comply with the World Bank's Environmental Assessment Policy and the Vietnam's Law on Environment Protection. 2. Khe San reservoir is located in Quynh Thang commune, 80km far from Nghe An city in the south. The reservoir was built in 1980.
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Spatial distribution characteristics, risk assessment and …
1. Introduction. The tailings ponds (TPS) are mine facilities that store solid waste such as tailings (Kossoff et al., 2014; Tang et al., 2020).TPS has the characteristics of high potential energy and pollution, which make it one of the most important public hazards (Wang et al., 2022b; Xie et al., 2009).Since 1915, 257 tailings pond accidents …
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Risk assessment and management for an extreme …
10 of the tailings pond in Xiangfen and the spoil ground in Shenzhen was that the fine particles in slag block the drainage system, reducing the strength at the bottom of slag pond.
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DRAFT ENVIRONMENTAL IMPACT ASSESSMENT …
DRAFT ENVIRONMENTAL IMPACT ASSESSMENT REPORT for the proposed Atlantis Gas-to-Power facility on ... The project is located in the Atlantis Industrial Area, within the City of Cape Town Metropolitan ... of the 2014 NEMA EIA Regulations, for decision-making in terms of Regulation 22 of the 2014 NEMA EIA Regulations. The DEA accepted the …
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Speciation Characterization and Environmental Stability of …
2.1. Physico-Chemical Property of Copper Slag Tailing. Understanding the chemical, mineralogical, and textural properties of slag tailings is crucial in evaluating potential biological toxicity and the environmental stability of sensitive elements (such as As, Pb, and Zn), pivotal for appropriate slag disposal and utilization [29,30].Variation in …
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Risk assessment and management for an extreme …
4 2 Study area and risk analysis of extreme tailings dam failures accidents 2.1 Study area The study area is located in Chengui Town, which is in the center of Daye city, Hubei …
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Characterization and utilization potential of typical …
Shaanxi Province is located in the most important molybdenum ore district in the world, but a lot of molybdenum tailings have been released, polluting the environment and wasting resources …
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(PDF) Use of Slag from Steelworks (BSSF and BOF) in the …
The results obtained show that the use of iron ore tailings produced at the Companhia Siderúrgica do Pecém (CSP) in the state of Ceará has potential to produce concrete that can be used in ...
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Environmental Impact Assessment of Mine Tailings Spill …
The generation of tailings in the world today is immense, since only ounces or pounds of metals are extracted for each ton of ore processed. In 2022, it was estimated that more than 14 billion metric tons of mining tailings were produced per year in the world. Currently, many environmental problems associated with tailings management in both …
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Characterization and utilization potential of typical …
The results demonstrated that the main chemical and mineralogical composition of various molybdenum tailings in Shaanxi Province is similar, and the …
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Assessing performance, economic costs and environmental …
This work was supported by the Science and Technology Major Project of Xinjiang Uygur Autonomous Region (2020A03003-7), Natural Science Foundation of Xinjiang Uygur Autonomous Region (2023D01A91), Fundamental Research on Natural Science Program of Shaanxi Province (2021JM-180), and Fundamental Research Funds for the Central …
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SUMMARY ENVIRONMENTAL IMPACT ASSESSMENT …
SUMMARY ENVIRONMENTAL IMPACT ASSESSMENT SHAANXI ROADS DEVELOPMENT PROJECT IN THE PEOPLE'S REPUBLIC OF CHINA February 2001 . CURRENCY EQUIVALENTS (as of 14 February 2001) ... 1 TA 3248-PRC: Preparing the Shanxi and Shaanxi Roads Project, for $640,000, approved on 30 August 1999. 2
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Industrial byproduct Iron ore tailings as ecofriendly …
One strategy to reduce environmental impact from concrete production is to replace cement clinker or fine aggregates in concrete with industrial wastes. Mine tailings, being a high-volume under-utilized resource, possess properties making it suitable for use as a partial substitute for cement or fine aggregates.
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Environmental Impact Assessment Review
It provides a scientific and technological basis for the decision-making of environmental authorities, with a focus on double-checking the potential environmental impacts that may exist in proposed projects from the perspectives of experts and stakeholders. ... Environmental impact assessment of projects in the People's …
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Micro-assessment of heavy metal immobilization within …
To address the challenge of mitigating heavy metal pollution stemming from the utilization of industrial solid wastes like copper tailings, this study focused on the development of copper tailings-granulated blast furnace slag (CT-GBFS) geopolymer through alkali activation.The primary objective was to effectively immobilize heavy …
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Environmental pollution and human health risk due to …
Environmental impact of 143 tailings storage facility (TSF) failures in China has been analyzed. ... The 1988 Suyugou TSF failure incident in Shaanxi Province …
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Preparation of self-consolidating cemented backfill with tailings …
The utilization of self-consolidating backfill material in mine filling is widespread, with both practical engineering applications and theoretical studies contributing valuable foundational parameters and experiences [6], [7].Research focused on the preparation of self-consolidating backfill material has predominantly involved numerical …
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(PDF) Environmental Impact Assessment (EIA) of a gold …
The planning value of an environmental impact assessment (EIA) as a tool for determining and appraising the environmental feasibility of proposed development projects is widely recognised [1][2][3].
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Environmental impact of mineralised black shales
The international review is based on Kirsti Loukola-Ruskeeniemi's experience from international black shale projects during 1987–2008: the UN International Geological Correlation Programme Projects (IGCP) 254, 357 and 429 related to mineralised black shales and their environmental impacts (e.g., Pašava and Gabriel, …
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Comprehensive assessment of heavy metal leaching …
The evaluation of heavy metal contamination of antimony tailings slag is essential. In this study, the indices Igeo, Cf, and Er were used to evaluate the risk of …
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Resource utilization of sulfidic copper tailings in calcium …
Sulfidic copper tailings (STs) is a byproduct generated from mineral processing activities. To address this environmental burden, calcium aluminate cement (CAC) was used to utilize STs as cementitious materials. The influence of STs on the hydration process, mechanical properties and life-cycle assessment of STs blended CAC were investigated.
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Environmental impact assessment: the state of the art
EIA and major projects. Impact assessment practice around the world is dominated by its use at the project level, with particular emphasis on major projects (Wood Citation 2003).Unfortunately, and notwithstanding the above comments, not all countries have introduced planning or development control legislation to require the routine use of …
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Life cycle environmental impact assessment of titanium …
Titanium dioxide (TiO 2), a widely used superior and versatile material, has imposed considerable energy and environmental impacts with its increasing demand and production.To guarantee the sustainable development of TiO 2, this study assesses and forecasts the multiple environmental impacts of two mainstream TiO 2 production …
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Appendix D9 Environmental Acoustic Impact …
environmental acoustic impact assessment kareerand tailings storage facility expansion project mine waste solutions report (version 01) project no.: 41101922 date: may 2020 wsp building c, knightsbridge 33 sloane street bryanston, 2191 south africa t: t +27 11 361 1380 wsp
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Recent research progress on recycling metallurgical waste slag …
The green, efficient, and pollution-free recycling of metallurgical waste slag has garnered global attention. This study reviews the latest technologies for the recycling of steel slag (SS) and ladle refining slag (LFS), as well as the recent advancements in impurity element recovery using an applied electric field.
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