Edexcel IGCSE Geography Chapter 1 - Pearson Schools

1.7 Water qualityIn Part 1.6, we looked at water demand and supply simply in terms of quantities.Quantity is important. Figure 1.29 below shows how much water is used to providethings that we need or use in everyday life.It takes ...10 litresof water to make one sheet ofPAPER40 litresof water to make one slice ofBREAD140 litresof water to make one cup ofCOFFEE1 300 litresof water to make one cup ofWHEAT40 litresof water to make one pair ofJEANS15 500 litresof water to make one kilogram ofBEEFChapter 1: River environments4 800 litresof water to make one kilogram ofPORK16 600 litresof water to make one kilogram ofLEATHER200 litresof water to make one kilogram ofPLASTIC40 litresof water to make one glass ofWINE70 litresof water to make oneAPPLEFigure 1.29: The amount of water it takes...80 litresof water per dollar ofINDUSTRIAL PRODUCTHowever, in producing most of the items shown, water quality is also significant. Thisis obviously the case where water is being used for domestic purposes such asdrinking, cooking and washing. It also applies to the growing of crops and rearing oflivestock. Clean water is a priority. Polluted water threatens human health and is thecause of diseases such as cholera, bilharzia, typhoid and diarrhoea.Select one of the high water consumersin Figure 1.29 and research the reasonsfor its high consumption.21