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The Construction of A Dam (Murum Dam, Sarawak (Empangan-Murum-Belaga-Kapit…
The Construction of A Dam
)
Kariba Dam, Zambia & Zimbabwe
Positive Effect
Generation of electricity
Total = 1,626 MW
Zambia = 960 MW
Zimbabwe = 666 MW
Irrigation for agricultural plantation
The rise of ecotourism industry
Matusadona National Park
Victoria Falls
Negative Effect
Relocation of citizens around 57000 people to Zambia and Zimbabwe now living in poverty
Lost of lives during construction
Destruction of ecosystem of the river nearby and loss of habitat of wildlife (Noah Operation removed 6000 species)
High maintenance fee
Aswan Dam, Egypt
Positive Effect
Generation of electricity (2,100 MW)
Protection and prevention of flood and drought
(Regulating the river and conserve water throughout this year)
Increase in agricultural production
Ecotourism spot
Negative Effect
Relocation of citizens around 10000 people
Spread of disease (Schistosomiasis)
Eutrophication (occurrence of algal blooms due to irrigation and fertilizer runoff from far
Water quality deteriorate
Disturbance of ecosystem to the nearby river
Kainji Dam, Nigeria
Positive Effect
Generation of electricity (760 MW)
Agricultural activities
Aquaculture activities
Prevention of drought
Industrialisation
Negative Effect
Unpredictable flood due to elevation of water level in the dam
Sedimentation and soil erosion
Disturbance to nature
Loss of species
Akosombo on River Volta, Ghana
Positive Effect
Generation of hydroelectricity (1038 MV)
Agricultural activity
Aquaculture activities such as fishing
Negative Effect
Depletion of soil
Eutrophication of river
Disturbance of ecosystem
The spread or water borne disease
Three Gorges, China
Positive Effect
Generation of hydroelectricity (22500 MW)
Reducing carbon dioxide emission
Reduce depletion of natural resources such as charcoal
Prevention of seasonal flood
Tourism spot
Negative Effect
Soil erosion and sedimentation to the river connected resulting in flood
Distruption of ecosystem
Relocation of citizens (1.24 million)
Disappearance of archaeological sites
Water pollution
Bakun Dam, Sarawak
Positive Effect
Generation of hydroelectricity
Increase employment opportunity
Improve the economics of the state and country
Sustainable development
Negative Effect
Resettlement of the Natives
Loss of wildlife habitat (Loss of Species)
Corruption
Murum Dam, Sarawak
Sustainable development
Generation of hydroelectricity
Generates the economy of the country buy selling the electricity to neighbor country
Negative Effect
Displacement of Indigenous People
Disturbance to the ecosystem and environment
