The increase in the demand for sand and gravel for construction and other purposes such as flood control has placed immense pressure on the environment where sand and gravel resources occur. This study was carried out to determine the environmental effects of sand and gravel mining in Luku, North central Nigeria, using field observations and laboratory analysis of soil samples.
The determination of the impacts of marble mining on the environment in Igarra was carried out via the analysis of soil and water samples as geological medium. Seven soil samples, ten water samples and five rock samples were collected. The samples collected were subjected to petro-graphic and geochemical analysis. The mean concentration of metals in soil from Ekpeshi were Cd (3.254 mg/kg), Co ...
Jul 14, 2016· Quarrying activities happen to cause huge losses in land and vegetation cover due to the fact that its operations are usually on a large scale and the sites are abandoned after the resources have become depleted. This study examined the open cast quarrying technique and also the spatial pattern of the quarrying activities and their locations in the study area.
Fortunately, the environmental impact of that process can be somewhat balanced out by post-mining rehabilitation, efficient recycling, and generally reducing our consumption. The Process: Bauxite to Alumina to Aluminum. Aluminum is hidden in an ore called Bauxite. It's a red dirt and clay mixture commonly found in Australia, Brazil, and India.
zinc (Pb-Zn) sulphide mining activities in the Ishiagu area in the lower Benue Trough, southeastern Nigeria have a potential significant impact on the quality of soil and water resources and, by extension, animal health and agricultural produce within the environment. …
23 Mar 2009 ... petroleum, limestone, and rocks used in construction work.2 Large ... mining operations in the Nigerian quarries are discharged daily into the air. ..... effect of cadmium exposure – a review of the literature and a risk estimate.
May 08, 2020· Abuodha JOZ (2002) Environmental impact assessment of the proposed titanium mining project in Kwale District, Kenya. Mar Georesour Geotechnol 20(3):199–207. CAS Article Google Scholar Adekoya, J. A., 1995. Negative environmental impact of mineral exploitation in Nigeria.
Apr 25, 2017· Environmental Impacts Of Mining . As mentioned previously, mining activities can harm the environment in several ways. These are as follows: Air Pollution . Air quality is adversely affected by mining operations. Unrefined materials are released when …
Abstract: For centuries, the mining industry has been contributing to the development of nations, a vibrant mining sector like any other sector provides good platform for a country's growth. Quarrying, a branch of mining is one of the bedrock of the construction sector in any economy. This study examines the economic contribution of granite quarrying in Oyo State, South-Western Nigeria.
Environmental Hazards of Limestone Mining | eHow. Underground mining of limestone can cause a cascading environmental impact. Mining in the karst can lower the water table, which removes the support of rock...
gis, mining, nigeria, minerals, pollution, environmental effects, policy. along economic lines, the mining sector in nigeria has been touted as a and abandoned quarries and radioactive contamination and fatal cases of lead . get price
ENVIRONMENTAL IMPACT OF STONE QUARRYING ACTIVITIES IN EBONYI STATE, NIGERIA Dr. Kalu, Ezichi Department of Quantity Surveying Akanu Ibiam Federal Polytechnic, Unwana, Nigeria ABSTRACT This study evaluated the effect of quarrying on the environment in …
Environmental Impacts of Aggregate and Stone Mining in New Mexico. The results of his study showed that the primary environmental impacts from aggregate and stone mining in New Mexico are degraded air quality and associated health effects, resulting from airborne emissions from both the stack and the disturbed areas at these mines.
Jun 01, 2017· Nigeria's abundant solid minerals constitute some of the largest known deposits in recent years under different categories. With the activities in the sector characterized by production and a growing environmental decline often overlooked. This research uses a mix scale approach of descriptive statistics and GIS methodology in analyzing the ecological impacts of mining in Nigeria.
Aug 12, 2020· The increase in demand of building stones and construction-grade sand has resulted in aggressive hard rock quarrying in many parts of the world. The problems are to be evaluated in detail for the judicious use of resources on the one hand and ensuring health of the ecosystems on the other. The present study aims to evaluate the impact of hard rock quarrying on one of the important twin - …
Jul 01, 2009· Environmental effects of noise associated with blasting may arise from the blast itself and from the secondary effects of air overpressure. The former would generally only be noticed infrequently and close to the quarry, while the secondary effects could be experienced further away.
quarry pits should be reclaimed and rehabilitate after mining. Alkaline materials should be used to neutralize the rock pile area, dumped site, tailing and mine pit itself to avoid acid generation. Keywords Environment, Impact, Water, Pollution, Mining, Activities
effect on the environment of the activities involved in harnessing the minerals in Nigeria. An attempt will also be made to examine the possible precautions and reme-dies that can be applied in order to mitigate the effect of adverse environmental impact of mining activities. Table 1 shows the minerals deposits that are currently
Nov 23, 2020· The Act also demands that an environmental impact assessment must be carried out on mining and quarrying sites to ensure that mining-related activities are …
The magnitude and nature of the environmental impact of quarry operation depends on the type of the extracted rocks, environment surrounding the quarry, size of the quarry, and geography and ...
the environmental impacts of open-pit mining and placer mining, but still entail environmental impacts associated with purification (beneficiation) of metals from the waste piles. 1.1.4 Disposal of overburden and waste rock In almost every project, metallic ores are buried under a …
mining method has its own impact on the environment. Rock and mineral resources cannot be extracted from the earth without some environmental impacts. Quarry operations can cause serious environmental degradation when proper siting, design, operation and monitoring are not provided [3]. Quarry activities such as exploration, blasting,
Quarrying activities in Nigeria has caused significant impact on the environment, the blasting rocks with explosives in order to extract material for processing gives rise to noise pollution, air pollution, damage to biodiversity and habitat destruction which affect the …
The major environmental and socio-economic problems related to quarrying revealed during this study include, landscape alteration, hill cutting affecting local biodiversity, generation of unproductive wastelands, dust pollution, noise pollution, illegal stone extraction, accidents and in some areas lowering of groundwater table.
May 27, 2020· Mining remains an essential and growing part of the modern industry. By some estimates, it makes up nearly 45% of the total global economy, and mineral production continues to increase as demand for raw materials grows around the world.. However, many mining techniques still in use can have serious impacts on both the mining site itself and the surrounding environment.
*Dept of Mining Engineering, Federal University of Technology, PMB. 407, Akure, Nigeria. **Energy & Mineral Resources Ltd South West, Ikoyi, Lagos, Nigeria ABSTRACT: A study to assess the socio-economic impacts of limestone quarrying and processing operations at Ewekoro, South-Western Nigeria has been carried out. Data were
Effects of Open Cast Quarrying Technique on Vegetation Cover and the Environment in South-Eastern Nigeria . Angela Akanwa O. a*, Faustina Onwuemesi E. b, Gladys Chukwurah O. c, Maurice Officha C. d . a. Centre for Environmental Management and Control (CEMAC), University of Nigeria, Nsukka, Enugu Campus, Enugu State . b
Jun 10, 2021· The mining industry, mainly focused on the extraction of minerals and metals such as iron, copper, cobalt, nickel and cadmium, degrades ecosystems and contaminates the environment. "Oil, silver, copper, or gold are found in rocks containing sulphide ores, which release sulphuric acid when crushed and exposed to air and water.
[randpic] mining and quarrying impacts encyclopedia 30 sep 2019 all these operations may use large amounts of water. source for information on mining and quarrying impacts: environmental science: in [randpic] an assessment of the benefits and cost
Mining and Quarrying Impacts - Environmental Science: In … Jan 01, 2009 · Mining and Quarrying Impacts Introduction. Mining and quarrying extract a wide range of useful materials from the ground such as coal, metals, and stone.
Effects Of Quarrying On The Environment. Rock quarries and gravel pits are common features on minnesotas landscape aggregate mining is an extractive use of resources that may result in the landscape and its hydrology being altered operation of quarries and pits has the potential to cause impacts Effects of quarrying on the environment
ENVIRONMENTAL IMPACT ASSESSMENT REPORT. Tokerau Quarry Project; Environment Impact Assessment Report, February 2019 Page 7 Introducing the Proposed Project The project is one to establish a rock-quarry, crusher and asphalt plant facilities on court-investigated native freehold land within the valley and upper watershed that is
Assessment of Environmental Impacts of Quarry Operation in Ogun State, Nigeria ... environmental effects of mining activities are reduced to the barest minimum. ... when the rocks flies and ...
Environmental Impacts during the Exploration phase The first stage of management of environmental impacts of quarrying operations comes with the exploration for a new dimension stone deposit. Exploration activity usually impacts the least on the environment …
IMPACT OF GRANITE QUARRY ON THE ENVIRONMENT: A CASE STUDY OF IYUKU COMMUNITY, EDO STATE, NIGERIA BY Bldr. M. O. OBOIRIEN [email protected] 08064326749, 08052273676 DEPARTMENT OF BUILDING TECHNOLOGY AUCHI POLYTECHNIC, AUCHI EDO STATE 1 ABSTRACT Quarrying in reasonable volumes for construction can hardly be achieved by …
Other localities affected by large-scale environmental damage are the Niger Delta as a result of oil and gas exploration and exploitation; Sagamu, Okpilla, Ewekoro, Ashaka and Gboko owing to quarrying of limestone and the establishment of Portland cement manufacturing company; and in …