Look at Fig. 2.1, which shows an unfinished divided bar graph. Complete Fig. 2.1 so that it displays the percentage contribution of each source of surface water in Pakistan. Refer to the key below. Key shows: - glacial melt: 45% - rainfall: 30% - snowmelt: 25%
State three ways in which water is obtained for domestic purposes in Pakistan.
Explain how water is used in two different secondary industries in Pakistan. Your answer should be developed.
Define ‘irrigation’.
Name and describe one type of conventional irrigation system used in Pakistan.
Outline two advantages and two disadvantages of using irrigation on small-scale subsistence farms.
The United Nations has forecast that Pakistan may become a ‘water scarce’ country by 2025. To what extent could effective management of its water supply help Pakistan avoid becoming a ‘water scarce’ country in the future? Give reasons for your judgement and use examples you have studied. You should consider different points of view in your answer.