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To what extent do you agree that urban drainage presents more opportunities than challenges in developing more sustainable cities? [20 marks] - AQA - A-Level Geography - Question 3 - 2020 - Paper 2
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To what extent do you agree that urban drainage presents more opportunities than challenges in developing more sustainable cities? [20 marks]
Worked Solution & Example Answer:To what extent do you agree that urban drainage presents more opportunities than challenges in developing more sustainable cities? [20 marks] - AQA - A-Level Geography - Question 3 - 2020 - Paper 2
Step 1
Knowledge and understanding of urban drainage
Answer
Urban drainage involves the management of water that enters urban areas, including urban precipitation and the management of water through various systems. Understanding how drainage systems differ from rural areas, including variations in water movement and pollution, is crucial. Factors like urban catchment characteristics and the impacts of drainage on flooding risk also play an important role.
Step 2
Challenges of urban drainage
Answer
Urban drainage can present significant challenges, such as increased flood risk due to impervious surfaces and poorly designed drainage systems. Moreover, managing stormwater effectively to prevent pollution and erosion is an ongoing issue. For example, combined sewer overflows during heavy rainfall can lead to untreated wastewater contaminating local water bodies.
Step 3
Opportunities linked to urban drainage
Answer
If managed effectively, urban drainage can provide various opportunities for enhancing sustainability. Implementing Sustainable Drainage Systems (SuDS) can mitigate flood risk and promote groundwater recharge. Moreover, recreating natural drainage features like wetlands can improve urban biodiversity and contribute to environmental health.
Step 4
Evaluation of urban drainage strategies
Answer
It's crucial to evaluate the link between urban drainage and sustainability. Cities like Freiburg use innovative drainage solutions to improve livability while simultaneously addressing environmental challenges. Evaluating the impact of successful case studies can reveal insights on how to balance urban development with sustainable practices.
Step 5
Conclusion
Answer
In conclusion, urban drainage presents both challenges and opportunities. However, with integrated planning and management, the potential benefits can outweigh the challenges. Exploring case studies will further enhance understanding of effective urban drainage methods that favor sustainable development.