IB ESS SL 4.2.7 Industrial Water Conservation Questions
Evaluate industrial strategies for reducing water use and pollution.
- Syllabus
- First assessment 2026
- Course
- ESS SL
- Level
- SL
Exam points
- identify agricultural and industrial water-efficiency strategies including drip irrigation, drought-resistant crops, storage and desalination
- explain how improved efficiency and crop choice reduce water demand and losses in water-stressed regions
- evaluate production strategies by weighing water savings against economic value, environmental impacts, food security and feasibility
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IB ESS SL 4.2.7 Industrial Water Conservation Questions question 1
Figure:Water stress for selected crops
Water stress is the total annual extraction of water as a proportion of the renewable supply in a given area. If the extraction represents 40 % or more of the available supply it is described as a high risk area.
Identify two strategies that could be used to grow crops in areas of high water stress.
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