120 marksmedium
Evaluate the success of strategies to manage water security in a location of your choice.
Give reasons and include information from relevant examples to support your answer.
Environmental Management
6.1 Global Water Distribution (Cambridge International AS Environmental Management): Exam Questions
Exam code:82914 questions · 55 marks · ≈ 55 min
213 marksmedium
3 marks
(b)
The mismanagement of water can affect the global distribution of water causing water insecurity.
State three other causes of water insecurity.
4 marks
(c)
The Intergovernmental Hydrological Programme (IHP) is a programme started by the United Nations in 1975. The IHP promotes research into water security and water management.
Describe the benefits and limitations of programmes, like the IHP, on managing global water security.
benefits..........................................................................
limitations.......................................................................
6 marks
Table 1.1 shows the volume of fresh water removed from ground water or surface sources per person, for two countries in 1970 and 2015.
Table 1.1
| country | volume of fresh water removed per person in 1970 /m3per person | volume of fresh water removed per person in 2015 /m3per person | percentage change |
|---|---|---|---|
| Denmark | 144.3 | 116.4 | –19.3 |
| South Korea | 470.6 | 605.7 |
(i) Calculate the percentage change in the volume of fresh water removed per person for South Korea between 1970 and 2015.
Give your answer to one decimal place.
percentage change = ......................................................... [2]
(ii) Suggest reasons for the change in the volume of fresh water removed per person for Denmark between 1970 and 2015.
(4 marks)
314 marksmedium
4 marks
(a)
Fig. 5.1 shows the reduction of water in the Puzhal reservoir in the Chennai area, India.
Suggest reasons for the reduction of water in the Puzhal reservoir shown in Fig. 5.1.
2 marks
(b)
Define the term water security.
4 marks
(c)
Describe two impacts of the loss of water security in the Chennai area, India.
4 marks
(d)
Describe two strategies to manage the water security in the Chennai area, India.
48 marksmedium
5 marks
(b)
The WRS uses a process called distillation to remove impurities from the waste water. Electricity is used to break down any organic matter. The process needs very high temperatures and pressures.
Globally, one in three people do not have access to safe drinking water.
Discuss the benefits and limitations of using the WRS to provide safe drinking water to people on Earth.
3 marks
(d)
Explain how a lack of water can lead to malnutrition.