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effects of mining at the densu basin

Physico-chemical quality of boreholes in Densu Basin of Ghana

The Densu Basin is also intensively used for the culti-vation of both cash and food crops. Principal food crops cultivated within the basin are cassava, maize, yam, plan-tain, banana, and cocoyam. Cash crops include cocoa, oil palm, papaya, pineapple, mangoes, and citrus. Vegetables cultivation also takes place along the banks of the Densu River.

Detecting areas of vegetation change in the Densu River ...

in environmental conditions. The Densu Basin is the most environmentally stressed basin in the country. Land use activities within the basin are varied and impact negatively on the vegetation cover as well as the river body. These include deforestation activities in the upper parts and extensive farming practices in middle parts of the basin.

Trends in land use/land cover changes in the Densu River ...

Trends in land use/land cover changes in the Densu River basin and its impact on the Weija reservoirs and the Densu Delta (Sakumo I lagoon) in Ghana Frank O. Adjei1,2*, Kwaku A. Adjei1, Emmanuel Obuobie3 and N. Odai1 1Department of Civil Engineering, Faculty of Engineering, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana.

"Water Resources Protection at the Upper Densu River Basin ...

Water resources protection is complicated as it involves controlling and managing multiple sources of pollution that are the result of a complex socioeconomic and political systems. The use of a national task force to crack-down on or ban illegal mining activities to protect the nation's water resources initiated by the new administration that assumed office in January 2017 has attracted a ...

Effects of small-scale gold mining on heavy metal levels ...

12%The effects of small-scale gold mining activities on heavy metal levels in groundwater were determined for the Lower Pra Basin of Ghana. Sixty five boreholes in 45 communities were analysed between January 2012 and April 2012 for the dry season and June and October 2012 for the wet season. The test for significance and the use of cluster analysis, a …

Illegal miners desecrate Densu and Birim Rivers at Akyem ...

The police have asked the miners to produce the necessary mining permits with immediate effect or risk confiscating all mining equipment within the catchment of the Densu basin.

Impacts of Mining on Rivers - River Network

impacts of mining in any comprehensive way. Most mining operations are governed by the General Mining Law, which has not been amended or updated since 1872. The mining industry must comply with the Clean Water and Clean Air Acts, National Environmental Policy Act, state reclamation standards where they exist, and federal and state statutes ...

Establishment of Basin Boards to restore water quality in ...

· Mining, including sand ... to focus on the mitigation of environmental impacts of urbanization in the basin. ... the Densu Basin board was inaugurated in March 2004, with representatives from a wide range of stakeholders within the basin. 2.1 The Densu Basin Board. The basin traverses about 13 local authority boundaries.

Impacts of Human Activities on the Quality of River Water ...

therefore, assesses the impact of human activities on the quality of River Densu from 2010-2015 using the Water Quality Index (WQI) and Nemerows Pollution. 2. Study Area and Methodology The Densu River Basin covers an area of 2490 km2 located at the South Eastern part of Ghana and it lies within longitudes 10 30'W - 10 45W and latitudes 50 '

Densu » Water Resources Commission Of Ghana

The Densu Basin is located at the South Eastern part of Ghana and lies within longitudes 10 30'W -10 45'W and latitudes 50 45'N - 60 15'N. It shares its catchment boundary with the Odaw and Volta Basins to the east and north, the Birim in the northwest and the Ayensu and Okrudu in the west.

Ankobra » Water Resources Commission Of Ghana

The selection of the Ankobra Basin as the third basin, after the Densu and White Volta Basins respectively, for the implementation of Integrated Water Resources Management (IWRM) by the Water Resources Commission, is a response to current and rising public concern on the impact of mining activities on community livelihoods, human health, water quality and availability, and socio-economic ...

Groundwater Quality Studies: A Case Study of the Densu ...

mining, land clearance, agriculture, acid precipitation, and domestic and industrial wastes ... bedrock, as well as anthropogenic activities. The effect of anthropogenic activities (primarily farming) within the Densu basin culminated in a public outcry over the quality of water supplied ... The Densu basin is located in southern Ghana and lies ...

Hydrologic response to climate change in the Densu River ...

Global warming can have several effects on the water resources and water demands in the Densu River Basin especially water use and agriculture use among several others. However, the extents to which the hydrology of the Densu River Basin is will be altered in the future remains unknown.

The impact of gold mining on the Witwatersrand on the ...

Mining costs are kept artificially low by the mines by deflecting responsibility for their environmental and health impacts to the state and third parties in order to maximise profits (Adler et al., 2007). Approximately 57% of the profits generated by mines are paid to government in the form of taxes and levies.

Effects Of Mining on the Environment and Human Health

Effects Of Mining on the Environment and Human Health Impacts of strip mining: Strip mining destroys landscapes, forests and wildlife habitats at the site of the mine when trees, plants, and topsoil are cleared from the mining area. This in turn leads to soil erosion and destruction of agricultural land.

Effects of small-scale gold mining on heavy metal levels ...

The effects of small-scale gold mining activities on heavy metal levels in groundwater were determined for the Lower Pra Basin of Ghana. Sixty five boreholes in 45 communities were analysed between January 2012 and April 2012 for the dry season and June and October 2012 for the wet season. The test for significance and the use of cluster analysis, a multivariate approach, clearly …

The Impact of Mining on the Landscape | SpringerLink

The total extraction of hard coal in the Upper Silesian Coal Basin from the mid-18th century until 2009 was the sixth largest in the world, and the permanent, regional effects of mining anthropopressure on the relief are among the most severe in the world.