Water Management in Mining
Expert-defined terms from the Advanced Skill Certificate in Environmental Management for Mining course at LearnUNI. Free to read, free to share, paired with a globally recognised certification pathway.
Acid Mine Drainage (AMD) #
Acid Mine Drainage (AMD)
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Concept #
Acid mine drainage (AMD) is the outflow of acidic water from a mining site, often caused by the exposure of sulfide minerals to air and water.
AMD is a significant environmental challenge in the mining industry, as it can l… #
This occurs when sulfide minerals, such as pyrite, are exposed to air and water during mining activities. The exposure leads to the oxidation of these minerals, producing sulfuric acid and dissolved metals. The acidic water can then dissolve other metals present in the surrounding rock, leading to the release of a range of heavy metals into the environment. AMD can have severe impacts on aquatic ecosystems, including the death of fish and other aquatic organisms, and can also make water unsafe for human consumption and agricultural use.
### Active Treatment #
### Active Treatment
Concept #
Active treatment refers to the use of mechanical or chemical processes to treat water contaminated with mining-related pollutants.
Active treatment involves the use of mechanical or chemical processes to remove… #
This can include the use of pumps, filters, and chemical additives to remove pollutants such as heavy metals, acid, and other contaminants. Active treatment is often used when water contamination is severe or when there is a need to quickly reduce contaminant levels. However, active treatment can be expensive and may require ongoing maintenance and operation.
### Best Management Practices (BMPs) #
### Best Management Practices (BMPs)
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Concept #
Best management practices (BMPs) are a set of guidelines and strategies designed to minimize the environmental impact of mining activities.
BMPs are a set of guidelines and strategies designed to minimize the environment… #
BMPs can include a range of practices, such as the use of sediment ponds to capture runoff, the installation of erosion control measures, and the implementation of water management plans. BMPs are often developed in consultation with stakeholders, including regulators, industry representatives, and community groups. By implementing BMPs, mining companies can help to minimize the environmental impact of their operations and ensure that they are operating in a responsible and sustainable manner.
### Catchment Area #
### Catchment Area
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Concept #
A catchment area is the land area that drains into a particular body of water.
A catchment area is the land area that drains into a particular body of water, s… #
The catchment area is also known as a watershed. Understanding the catchment area is important for water management, as it can help to identify the sources of water contamination and to develop strategies for managing water quality. For example, mining activities that occur within a catchment area can have a significant impact on water quality, as contaminants can be washed into waterways during rain events. By understanding the catchment area, mining companies can develop strategies for managing water quality and minimizing the impact of their operations on the environment.
### Dewatering #
### Dewatering
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Concept #
Dewatering is the process of removing water from a mining site.
Dewatering is the process of removing water from a mining site, either from the… #
Dewatering is often necessary to create a dry working environment, to reduce the risk of flooding, or to enable mining activities to proceed. Dewatering can involve the use of pumps, wells, and other equipment to remove water from the mining site. However, dewatering can also have significant environmental impacts, including the lowering of groundwater levels and the potential for water contamination. As such, it is important to develop and implement effective water management strategies to minimize the environmental impact of dewatering activities.
### Environmental Impact Assessment (EIA) #
### Environmental Impact Assessment (EIA)
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Concept #
An Environmental Impact Assessment (EIA) is a process of evaluating the potential environmental impacts of a proposed project or activity.
An Environmental Impact Assessment (EIA) is a process of evaluating the potentia… #
The EIA process typically involves a range of activities, including the identification of potential environmental impacts, the development of strategies to mitigate those impacts, and the preparation of an EIA report. The EIA report is then used to inform decision-making about the proposed project or activity. EIAs are often required by regulators as part of the permitting process for mining activities, and are an important tool for ensuring that mining operations are conducted in a responsible and sustainable manner.
### Heavy Metals #
### Heavy Metals
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Concept #
Heavy metals are a group of metals that are toxic to living organisms at certain levels.
Heavy metals are a group of metals that are toxic to living organisms at certain… #
Heavy metals can include a range of elements, such as arsenic, cadmium, chromium, copper, lead, mercury, and zinc. Heavy metals can be released into the environment through mining activities, either through the release of contaminated water or through the disposal of mining waste. Once released into the environment, heavy metals can accumulate in soil, water, and living organisms, leading to a range of environmental and health impacts. As such, it is important to manage heavy metals carefully and to minimize their release into the environment.
### Hydrology #
### Hydrology
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Concept #
Hydrology is the study of water and its movement through the environment.
Hydrology is the study of water and its movement through the environment #
Hydrology encompasses a range of topics, including the study of rainfall, runoff, groundwater, and water quality. Understanding hydrology is important for water management, as it can help to identify the sources of water contamination and to develop strategies for managing water quality. For example, mining activities that occur within a catchment area can have a significant impact on water quality, as contaminants can be washed into waterways during rain events. By understanding hydrology, mining companies can develop strategies for managing water quality and minimizing the impact of their operations on the environment.
### In #
pit Disposal
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Concept #
In-pit disposal is the practice of disposing of mining waste within a mining pit.
In #
pit disposal is the practice of disposing of mining waste within a mining pit. This can include the disposal of tailings, waste rock, and other mining waste. In-pit disposal can have a number of advantages, including the reduction of the need for external waste disposal facilities and the potential for reduced water consumption. However, in-pit disposal can also have significant environmental impacts, including the potential for water contamination and the risk of pit wall failure. As such, it is important to carefully evaluate the potential impacts of in-pit disposal and to develop effective water management strategies to minimize the environmental impact of this practice.
### Mine Site Rehabilitation #
### Mine Site Rehabilitation
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Concept #
Mine site rehabilitation is the process of restoring a mining site to a stable and sustainable condition after mining activities have ceased.
Mine site rehabilitation is the process of restoring a mining site to a stable a… #
Rehabilitation activities can include the removal of waste, the recontouring of landforms, the re-vegetation of disturbed areas, and the development of water management systems. Rehabilitation is an important part of the mining process, as it helps to ensure that mining operations are conducted in a responsible and sustainable manner. Effective rehabilitation can help to minimize the environmental impact of mining activities, to protect water quality, and to preserve biodiversity.
### Pass #
### Pass