Final answer:
Urban populations contribute to water scarcity through increased demand and inadequate water management. Regions like the MENA, India, and Northern China face acute water scarcity issues. Sustainable water management practices are essential to address these challenges.
Step-by-step explanation:
Large human habitations, especially in urban areas, contribute significantly to water scarcity. As these populations grow, the demand for water increases, putting a strain on available fresh water resources. In places like California, the Middle East North Africa (MENA) region, India, and northern China, this is a particularly acute problem. These regions are already facing challenges due to their climates and water management practices.
Inadequate supply of utilities, such as in Mexico City where millions lack basic services, exacerbates the issue of water scarcity. Water is essential in these urban environments for sanitation, drinking, and other daily needs. The leakage and poor maintenance of pipelines, coupled with unsustainable extraction from underground aquifers, aggravate the situation, leading to structural damages and even subsidence in some cities.
To manage this crisis, a shift towards sustainable water management practices is crucial. This includes reducing water wastage, recycling wastewater, and exploring alternatives like desalination where feasible. Improving infrastructure, such as leak-proof pipelines and effective sewage systems, can help preserve clean water and ensure it is available for essential uses.