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The Impact of Deforestation on the Water Cycle and Hydrological Disruptions

Deforestation significantly disrupts the water cycle by reducing precipitation, altering river flows, and affecting groundwater recharge. In South Australia, challenges such as climate change exacerbate these issues, resulting in decreased rainfall and increased drought frequency. This outlines both benefits and costs associated with large-scale water management projects, emphasizing the need for sustainable practices. Furthermore, glacial melting is leading to short-term increases in water flow but poses long-term risks to regional water availability. Understanding these dynamics is crucial for effective water resource management.

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The Impact of Deforestation on the Water Cycle and Hydrological Disruptions

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Presentation Transcript

  1. Water World Revision

  2. What impact will deforestation have on the water cycle? • How else can people interfere with the hydrological cycle?

  3. SE Australia: what’s the problem • What was the name of the area that we studied? • What was the issue? • What was making the problem worse?

  4. Climate change • Less rainfall – what effect? where? • More rainfall – what effect? where? • Glacial melting – what effect? where?

  5. Exam Question • Use your table to answer this question: • Using a named example, describe the benefits and costs of a large scale water management project (4) • Which example should you use? • Mention advantages and disadvantages, and try to develop your points

  6. Key word bingo • These are the key terms relating to the Water World unit • You need to know what these words mean, and how to use them. • Pick nine and write them in a 3x3 grid

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