Using Landsat 8 and Landsat 9 OLI/TIRS imageries, this paper maps the various LULC change trends in the basin over 20 years (2003-2023) and discusses the impact on the Densu River basin. Land...
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In a separate interview with the GNA, Mr. Kaba Abakeh, Assistant Basin Officer at the Water Resources Commission in Koforidua, also shared concerns about the Densu River. He reported that the turbidity level upstream at Potrase exceeds 1,000 NTU, an indication of significant pollution linked to illegal mining activities.
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The Densu River, which flows through Potrase, Nankese, Abisim, Apedwa, Nsawam, and Adeiso before emptying into the Weija Dam in Accra, has been severely impacted and transformed into a milky sludge devoid of life, …
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Water quality of the Densu River was studied by determining the levels of various physico-chemical parameters including trace metals for planning of the basin. The pH range (7.40–8.22) fell within the natural background level 6.5–8.5. The river was
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Several reports indicate that nearly all water bodies in Ghana have been compromised by irresponsible mining activities, which have released harmful chemicals such …
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The Densu basin is a coastal river catchment in southern Ghana and a typical rural community like all other rural settlements in Ghana, in which the indigenous population uses groundwater, …
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This study, therefore, seeks to assess the impact of projected climate change on the river flows in the Densu River Basin of Ghana. 2. Materials and methods 2.1. Study area description The research is carried out in the Densu River Basin in Ghana, West Africa (Figure 1). The Densu River Basin covers an area of about
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The effect of different land use types on the physicochemical water quality of a semi-arid coastal basin is examined. From nine sites, a comprehensive sampling campaign was executed during October ...
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The effect of different land use types on the physicochemical water quality of a semi-arid coastal basin is examined. From nine sites, a comprehensive sampling campaign was executed during October ...
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In a separate interview with the GNA, Mr. Kaba Abakeh, Assistant Basin Officer at the Water Resources Commission in Koforidua, also shared concerns about the Densu River. He reported that the turbidity level upstream at Potrase exceeds 1,000 NTU, an indication of significant pollution linked to illegal mining activities.
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The Densu River Basin lies within two climatic zones, the wet semi-equatorial climate in the north, and the relatively dry equatorial climate towards the coast in the south-east. Both cli-
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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 '
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Illegal mining activities have also targeted parts of the Apedwa and Atewa forests, further exacerbating environmental devastation and threatening the Densu Basin. Smallholder farmers are already feeling the impact, losing their lands and the ability to diversify crops.
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Illegal mining and inappropriate use of agrochemicals have exacerbated surface water pollution in Ghana. ... Ansah-Asare 2001; WRC 2003; Karikari & Bosque-Hamilton 2004). The Densu River basin was identified by Water Resources Commission of Ghana (WRC 2003) as the most problematic and vulnerable catchment on the priority list of issues ...
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The Densu basin has a lot of natural resources and serves as a source of livelihood for millions of people in terms of agriculture, tourism, and employment. The basin has undergone a lot of …
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82 G.K. Anornu et al. The concept of groundwater vulnerability is assumed that the physical environment provide some protection of the groundwater against natural
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Additionally, the northwestern portion of the basin threatens the quality of the river because it falls within the gold mining area of the country and human activities have led to the degradation of portions of the riparian vegetation exposing the river to all forms of pollution2. 2.2.Data collection This paper focuses on four selected rural ...
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The Densu River, stretching 116 km from the Atiwa Forest to the Weija Dam, is facing severe degradation due to intensified irresponsible mining activities in several communities.
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Vulnerability mapping models were developed for flooding, drought and surface water quality. The resulting analysis revealed that about 15% of the basin was highly vulnerable to flooding, about 1% was prone to drought and …
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The impact of anthropogenic activities on the fluctuation of nutrients along the Densu River and its tributaries was studied. High concentrations of nutrients were observed in the study area but the river was found to be circumneutral and fresh with pH ranging between 6.54 and 7.84. The levels of NH4 +–N ranged between 0.21 and 2.1 mg L−1 with mean …
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The Densu basin has a lot of natural resources and serves as a source of livelihood for millions of people in terms of agriculture, tourism, and employment. The basin has undergone a lot of Land Use Land Cover changes which is caused by deforestation, mining and …
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The research is carried out in the Densu River Basin in Ghana, West Africa . The Densu River Basin covers an area of about 2600km 2 located at the South Eastern part of Ghana and it lies within longitudes 0 o 10′W – 0 o 37′W and latitudes 5 o 30' – 6 o 17′N (Water Resources Commission, 2007). It spans through 12 Local Government ...
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Densu Basin is estimated as 280 million m3 (WRC, 2007). Agricultural land uses constitute about 61% of the basin and is the most dominant land use type (Figure 2).
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Climate change impacts on the hydrological processes of Densu river basin (drb) using the swat model ... soil water storage and evapotranspiration) in the Densu River Basin (DRB). After calibration and validation of the SWAT model, there was a strong correlation between the simulated and the observed stream discharge with a coefficient of ...
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Densu River basin (5° 30 6° 20 N; 0° 10 0° 35 W) is a coastal river catchment located in the south- eastern part of Ghana (Fig. 1). The basin has an area of 2564 km 2, spans ten district ...
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The Densu River Basin has an area of 2,490 km2 and spans 11 Local Government Assemblies in three regions (i.e. Central Region, Eastern Region and the Greater Accra Region). There are about 200 settlements in the Basin and the total population is over 600,000, equivalent to 240 persons per km2. ... Mining including sand winning and quarrying in ...
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The observed and perceived impacts of the ban on illegal mining indicates improved water quality, vegetation cover, and school attendance, but increased hardships in …
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OAlib, 2019. Activities in and around River Densu Basin poses a threat to the quality of the river. This study, therefore, assesses the impact of human activities on the water quality of River Densu from 2010 to 2015 using the Water Quality …
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West African Journal of Applied Ecology, 2009. Groundwater samples from 68 communities within the Densu basin were sampled and analysed over a period of 1 year for various physico-chemical water quality parameters using appropriate certified and acceptable international procedures, in order to assess the water types as well as the suitability of groundwater within the basin for …
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Illegal mining at Potrase in the Abuakwa South Municipality of the Eastern Region, poses a severe threat to the Densu River, a crucial water source. The river's rising turbidity levels now endanger potable water supplies for three …
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