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The main causes of water scarcity in Africa are physical and economic water scarcity, rapid population growth, and the effects of climate change on the water cycle. Water scarcity is the lack of fresh water resources to meet the standard water demand . [ 127 ]
The main causes of water scarcity in Africa are physical and economic water scarcity, rapid population growth, and the effects of climate change on the water cycle. Water scarcity is the lack of fresh water resources to meet the standard water demand . [ 1 ]
Water scarcity is the lack of fresh water resources to meet the standard water demand. [55] The rainfall in sub-Saharan Africa is highly seasonal and unevenly distributed, leading to frequent floods and droughts. [56] The Food and Agriculture Organization of the United Nations reported in 2012 that growing water scarcity is now one of the ...
Water stress is one parameter to measure water scarcity. It is useful in the context of Sustainable Development Goal 6. [17] Half a billion people live in areas with severe water scarcity throughout the year, [11] [13] and around four billion people face severe water scarcity at least one month per year.
Water scarcity worsens water disputes because of competition for potable water, irrigation, electricity generation and other needs. [8] As freshwater is a vital, yet unevenly distributed natural resource, its availability often influences the living and economic conditions of a country or region.
Water conservation makes it possible to avoid water scarcity. It covers all the policies, strategies and activities to reach these aims. Population, household size and growth and affluence all affect how much water is used. Climate change and other factors have increased pressure on natural water resources.
A number of processes and events cause water risks for about 20 million people in the coastal regions. These include aquifers that are getting saltier, seasonal water scarcity, fecal contamination, and flooding from the monsoon and from storm surges due to cyclones. [5]: 64 Different types of floods occur in coastal Bangladesh.
Water scarcity poses a threat to ecosystems and biodiversity, primarily through its impact on aquatic habitats, rivers, wetlands, and lakes. [3] Decreased water flows and the drying of water bodies disrupt the delicate balance of ecosystems, affecting a range of species including fish, amphibians, and water-dependent plants, experience habitat loss and fragmentation, affecting their ...