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Ch 5: Water Management in South Africa
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Ch 5: Water Management in South Africa

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Questions and Answers

Why are South African rivers described as relatively small compared to other major African rivers like the Zambezi?

  • Lack of significant large lakes in South Africa (correct)
  • Abundance of dams affecting river flows
  • High levels of pollution in South African rivers
  • Presence of small estuaries in South Africa

    • What is one of the uses of dams in South Africa?

  • Causing disruptions in traditional living areas
  • Reducing water availability for irrigation
  • Increasing infiltration in urban areas
  • Providing water for urban needs (correct)

    • What is a challenge associated with the implementation of the Free Basic Water (FBW) policy in South Africa?

  • Lack of governmental support for the policy
  • Logistical and financial constraints (correct)
  • Abundance of available water resources
  • Overwhelming public demand for FBW

    • How do fertilizers and pesticides contribute to water pollution in South Africa?

    <p>Through processes like eutrophication</p> Signup and view all the answers

    What is one of the strategies for sustainable water use mentioned in the text?

    <p>Restoring wetlands</p> Signup and view all the answers

    What is the primary role of municipalities in water management according to the text?

    <p>Responsible for buying, purifying, and distributing water</p> Signup and view all the answers

    Which factor is highlighted as contributing to the variability in water availability and quality in South Africa?

    <p>Both natural and human factors</p> Signup and view all the answers

    What is a significant impact mentioned in relation to dams?

    <p>Causing disruptions in traditional living areas</p> Signup and view all the answers

    How do dams contribute to managing water resources in South Africa?

    <p>By providing water for hydroelectric power generation</p> Signup and view all the answers

    What is one of the challenges associated with urbanization mentioned in the text?

    <p>Polluted waters requiring expensive treatment</p> Signup and view all the answers

    What is the average annual rainfall in South Africa?

    <p>450 mm</p> Signup and view all the answers

    Which region in South Africa experiences no rain in winter and no summer rain either?

    <p>West Coast</p> Signup and view all the answers

    What impact does climate change predict on rainfall in South Africa?

    <p>Decrease by 5-10%</p> Signup and view all the answers

    Where are longer dry spells expected due to climate change?

    <p>Interior</p> Signup and view all the answers

    Which area is likely to experience increased runoff and stream flow due to climate change?

    <p>Interior</p> Signup and view all the answers

    What is the significant characteristic of South Africa's climate regarding water resources?

    <p>Semi-arid with scarce water resources</p> Signup and view all the answers

    Where in South Africa do most areas experience no rain in winter?

    <p>South-Western part of Western Cape</p> Signup and view all the answers

    What is a significant challenge posed by climate change to water management in South Africa?

    <p>Longer dry spells and increased flood frequency</p> Signup and view all the answers

    What type of climate is South Africa classified as?

    <p>Semi-Arid</p> Signup and view all the answers

    What effect does high evaporation rates have on water resources in South Africa?

    <p>Increases water scarcity</p> Signup and view all the answers

    What is the average annual rainfall in South Africa compared to the global average?

    <p>860 mm compared to 450 mm globally</p> Signup and view all the answers

    Which region in South Africa is likely to face no summer rain according to the text?

    <p>South-western part of the Western Cape</p> Signup and view all the answers

    What are the predicted variations in runoff expected in South Africa due to climate change?

    <p>Some areas increase while others decrease</p> Signup and view all the answers

    How does South Africa's climate classification influence water availability in the country?

    <p>It results in low average rainfall and seasonal variations.</p> Signup and view all the answers

    What makes water management challenging in South Africa according to the text?

    <p>High evaporation rates leading to significant water loss</p> Signup and view all the answers

    Which area of South Africa is expected to face longer dry spells due to climate change?

    <p>Interior and north-eastern areas</p> Signup and view all the answers

    What impact does climate change predict on flood occurrences in South Africa?

    <p>Increased frequency and severity</p> Signup and view all the answers

    How does the semi-arid classification affect water resources in South Africa in comparison to arid regions?

    <p>Semi-arid regions have higher average rainfall than arid regions.</p> Signup and view all the answers

    What effect do high evaporation rates have on water availability in South Africa?

    <p>'Cause significant water loss</p> Signup and view all the answers

    Which factor contributes significantly to climate change challenges related to water management in South Africa?

    <p>High evaporation rates causing rapid depletion of water sources</p> Signup and view all the answers

    What is a significant impact of dams on the environment mentioned in the text?

    <p>Disrupting ecosystems</p> Signup and view all the answers

    Why is urbanization a challenge for water management in South Africa according to the text?

    <p>It leads to polluted waters</p> Signup and view all the answers

    What is the primary role of the Free Basic Water (FBW) policy in South Africa?

    <p>Provide free water to households</p> Signup and view all the answers

    How do agricultural activities impact water quality in South Africa?

    <p>By contributing to water pollution</p> Signup and view all the answers

    Which factor contributes to the challenges of implementing the Free Basic Water (FBW) policy in South Africa?

    <p>Logistical and financial constraints</p> Signup and view all the answers

    What role do municipalities play in ensuring water supply in South Africa?

    <p>Purifying and distributing water</p> Signup and view all the answers

    Which activity is part of sustainable water use strategies mentioned in the text?

    <p>Recycling water</p> Signup and view all the answers

    What is the main purpose of dams in South Africa as highlighted in the text?

    <p>Producing hydroelectric power</p> Signup and view all the answers

    How are dams described in relation to managing water resources in South Africa?

    <p>They support various water transfer schemes</p> Signup and view all the answers

    What is one of the roles of government projects like the Lesotho Highlands Water Project mentioned in the text?

    <p>Enhance water availability through infrastructure projects</p> Signup and view all the answers

    What impact does climate change predict on the frequency and severity of floods in South Africa?

    <p>Increase in frequency and severity of floods</p> Signup and view all the answers

    In which region of South Africa may runoff and stream flow increase due to climate change?

    <p>Interior and north-eastern areas</p> Signup and view all the answers

    What is the expected change in rainfall according to climate change predictions for South Africa?

    <p>Decrease by 20%</p> Signup and view all the answers

    Which area in South Africa experiences no rain in winter and no summer rain according to the text?

    <p>Southern Cape</p> Signup and view all the answers

    What characterizes the average annual rainfall in South Africa compared to the global average?

    <p>Lower than the global average</p> Signup and view all the answers

    What impact do high evaporation rates have on water resources in South Africa?

    <p>Contribute to water loss</p> Signup and view all the answers

    How does the classification of South Africa as a semi-arid country affect water resources in comparison to arid regions?

    <p>Decreased water availability</p> Signup and view all the answers

    Which part of South Africa experiences dramatic variability in annual rainfall from under 100 mm to around 1000 mm?

    <p>West Coast</p> Signup and view all the answers

    What factor contributes significantly to the low average rainfall in South Africa compared to the global average?

    <p>'High evaporation rates'</p> Signup and view all the answers

    What is one of the challenges associated with the sustainable use of water in South Africa as mentioned in the text?

    <p>Recycling water</p> Signup and view all the answers

    Why is it challenging to implement the Free Basic Water (FBW) policy in rapidly urbanizing areas?

    <p>Lack of financial and logistical support</p> Signup and view all the answers

    How do dams impact traditional living areas in South Africa according to the text?

    <p>Disrupting traditional living areas</p> Signup and view all the answers

    What is a key role of municipalities in water management in South Africa highlighted in the text?

    <p>Managing local water resources</p> Signup and view all the answers

    Which aspect of water management in South Africa is significantly impacted by dams according to the text?

    <p>Water quality deterioration</p> Signup and view all the answers

    What is one of the uses of dams in South Africa mentioned in the text?

    <p>Producing hydroelectric power</p> Signup and view all the answers

    What is a major challenge posed by climate change to water availability and quality in South Africa?

    <p>Altered river flows</p> Signup and view all the answers

    How does urbanization impact water management in South Africa according to the text?

    <p>Leads to polluted waters</p> Signup and view all the answers

    What impact do fertilizers and pesticides have on water quality in South Africa?

    <p>Contribute to water pollution through eutrophication processes</p> Signup and view all the answers

    What is a significant impact of dams on the environment mentioned in the text?

    <p>Disruptions in traditional living areas</p> Signup and view all the answers

    Why does urbanization lead to reduced infiltration and increased runoff according to the text?

    <p>Impervious surfaces like roads and buildings</p> Signup and view all the answers

    What is the primary purpose of the Free Basic Water (FBW) policy in South Africa?

    <p>Providing free water for every household</p> Signup and view all the answers

    What role do municipalities play in water management in South Africa according to the text?

    <p>Distributing water</p> Signup and view all the answers

    How do dams contribute to managing water resources in South Africa according to the text?

    <p>Supporting various water transfer schemes</p> Signup and view all the answers

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