Sustainable Uses of FGD Gypsum in Agricultural Systems
The environmental impacts of FGD gypsum are mostly positive, with only a few negative results observed, even when applied at rates representing cumulative 80-year applications. ... The use of gypsum, however, was largely discontinued in the United States due to extraction and transportation cost from mines, primarily in Nova Scotia …
An assessment of impacts of extractive industries on …
increase in spatial scale, created potential for negative environmental impacts. Gypsum extraction was dominated by open cast mining and manual quarrying methods, which involved the removing of top soil up to the bedrock, effectively making the mining areas …
Identification and Assessment of Hazard of Development in Gypsum …
This study includes natural hazards and environmental problems caused by gypsum on and near the soil, water, and structures. These are karst-specific deformations (caves, fractures, cracks) naturally occurring in gypsum areas, and the problems of salinization, corrosion, erosion, soil and water pollution that occur as a result of …
Impacts of Biochar and Gypsum on Ammonia-Oxidizing
Nitrification is the core step of the soil nitrogen cycle and directly affects the nitrogen use efficiency in agricultural systems. Biochar and gypsum are two important soil amendments widely used in coastal saline farmland. However, little is known about their effects on nitrification and ammonia-oxidizing microorganisms. A one-year pot …
A comprehensive review of flue gas desulphurized gypsum: …
Flue Gas Desulphurized Gypsum (FGDG) is a by-product generated by the thermal power industry to remove sulfur dioxide (SO 2) from flue gas emissions.This paper provides a comprehensive review of flue gas desulphurized (FGD) gypsum production, property, and applications in the construction industry.
Gypsum Extraction in Kashmir Impacts Health, …
Singh says that gypsum mining in the state of Jammu and Kashmir mostly occurs in the mountains and slopes. "Once the areas are mined, scars are left behind and [the] landscape is completely disrupted, …
Risks of soil chemical degradation from atmospheric gypsum …
The gypsum powder released during gypsum extraction and processing is altering the soil chemical characteristics in the industrial gypsum sector of Grajaú - MA. There has been an increase in Ca levels in the surface soil layers, a reduction in Al 3+ saturation, and changes in the ratios of Ca, Mg, and K in areas closer to the industrial pole ...
LANDSCAPE VISUAL IMPACT ASSESSMENT OF AN …
Changes in vegetation: Gypsum extraction may involve the removal of existing vegetation in the affected area. The loss of local ecosystems and ... To minimize the negative impact, it is crucial ...
Positive and negative impacts of flue gas desulfurization (FGD) gypsum
Flue gas desulfurization (FGD) gypsum, a by-product of carbon-based energy sources, has typically been incorporated as a component of concrete mixes and wallboard and beneficially used as an agricultural amendment to enhance terrestrial crop production and improve the quality of runoff. These various uses for the by-product aid …
Quantifying Environmental Burdens of Plasters Based on …
The ongoing global climate change and the associated environmental degradation pose a threat to Europe and the rest of the world. Raw materials and energy are required to produce building materials, which are used for construction purposes. Resulting buildings and structures generate waste during construction, operation, and …
Characterization of flue gas desulphurized (FGD) …
The sequential extraction of FGD gypsum reported a larger concentration of HMs in the F res phase (80–90%). The higher association with the residual fraction indicated its low bioavailability to ...
Gypsum Mining | Processing Equipment | Flow Chart
Gypsum processing equipment differs significantly in scale and level of technology. some plants produce one or two tonnes per day using low-cost manual technologies, some other plants of a thousand tonnes per day that are highly mechanized and capable of producing different types and grades of gypsum plaster or plaster boards.
Positive and negative impacts of flue gas …
PDF | On Oct 18, 2023, Hannah M Zinnert and others published Positive and negative impacts of flue gas desulfurization (FGD) gypsum on water quality | Find, read and cite all the research you need ...
Environmental Impacts of Gypsum Mineral Mining and …
In the realm of mineral extraction, the mining of gypsum emerges as a focal point, raising pertinent queries about environmental repercussions. This critical examination delves into the profound environmental impacts triggered by gypsum mineral …
Life cycle energy and material flow implications of gypsum plasterboard
Compared with avoided wool-based boards, the negative climate change score of the avoided car panels is primarily due to the extraction and manufacture of materials (explaining 75 % of the ...
BAM
Based on data from the industrial processing of end-of-life gypsum plasterboards into recycled gypsum, various relevant environmental impacts (e.g. land consumption, climate change) were calculated and compared with the environmental impacts from the mining of natural gypsum and the provision of FGD gypsum from …
Environmental Impacts of Brine (Produced Water)
Chloride negatively impacts most plants when it exceeds 350 milligrams per liter in water, 1% in plant tissue or 250 milligrams per liter in soil (saturated paste extract). However, some plant species are salt-tolerant; they are called halophytes.
An assessment of impacts of extractive industries on …
Discussions in the literature on impacts of gypsum mining on landscape are site specific and lack in details. This study sought to establish the impacts of gypsum mining activities on landscape in ...
Impacts of flue gas desulfurization (FGD) gypsum on water …
As a newly discovered side effect, FGD gypsum can extract SRP out of the sediment. ... to conventional algaecides could provide new management tools that may be successful in the long-term and do not have negative impacts on non-target species. Although limited in the current literature, previous use of FGD gypsum in eutrophic …
Environmental Impacts of Cement Production: A Statistical Analysis
The attention to environmental impacts of cement production has grown fast in recent decades. The cement industry is a significant greenhouse gases emitter mainly due to the calcinations of raw ...
Multiple mining impacts induce widespread changes in ecosystem dynamics
The impact of the gypsum pond accident (late 2012) can be seen as an increase in the concentration of Zn and Ni, with a simultaneous drop in pH at a water depth of 4 m (Supplementary Fig. 1).
ENVIRONMENTAL IMPACT OF GYPSUM MINING IN …
sulfate and 21% water. Gypsum has 23% calcium and 18% sulfur and its solubility is 150 times that of limestone, hence it is a natural source of plant nutrients. Gypsum naturally occurs in sedimentary deposits from ancient sea beds (Summer, 1989). Gypsum is a rock like mineral commonly found in the earth's crust, extracted,
Health impacts of industrial mining on surrounding …
Methods. This study was conducted as part of a mixed methods and multi-country research project, aiming to promote Health Impact Assessment (HIA) practice in sub-Saharan Africa [28, 29].Quantitative data from existing routine health data (e.g. Demographic and Health Survey, DHS) are being used to better understand impacts of …
Gypsum and Its Impacts on Crop Growth | Norcal Ag Service
Gypsum is also very handy in treating soil toxicity levels—particularly aluminum toxicity, a problem that occurs when soil acidity gets too high. Though gypsum does not balance out PH levels in the same way that agricultural lime does, it can compensate for the negative impacts that too much acid can have on the soil. 3. It's …
(PDF) Impact of mining on environment: A case study of …
the negative impact on the s oil structure, its composition, ... gypsum extraction is done through open cast and . quarrying methods as well. These methods like earlier .
Environmental Impacts of Gypsum Mineral Mining and …
Explore the environmental impact of gypsum mining: water contamination, soil degradation, and air pollution risks. Discover sustainable practices and regulatory frameworks for a greener future in mineral extraction. ... In the realm of mineral extraction, the mining of gypsum emerges as a focal point, raising pertinent queries about ...
Mining is bad for health: a voyage of discovery
But mining is a significant economic resource in Peru and, as a result, the government has criminalised social protests. Also, some mining and oil extraction companies have exacerbated social stress and tensions by using private security forces, some of which have been accused of violating human rights (Slack 2009). Not a good …
Rationalizing mineral gypsum use through microbially …
A field experiment on sodic soil was conducted constituting six treatments viz. T 1 —control (no soil amendment), T 2 —gypsum @ 50% GR, T 3 —un-enriched MSW compost @ 10 t ha −1, T 4 ...
An assessment of the impacts of Gypsum mining on …
the impacts of gypsum extraction activities on water quality in Kajiado. The study adopted the Mixed ... Negative water impacts could be described as those that lead to a decline in the quality of natural water to the extent that it is not suitable for use by man or other forms of live. The impacts
Sustainable Uses of FGD Gypsum in Agricultural Systems …
environmental impacts of FGD gypsum are mostly positive, with only a few negative results observed, even when applied at rates representing cumulative 80-year applications. Thus, FGD gypsum, if ... extraction and transportation cost from mines, primarily in Nova Scotia (Canada), to markets in the American colonies. ...