Final answer:
Desalination processes and urban farming are vital for water sustainability in water-scarce regions, while groundwater recharge methods play a crucial role in enhancing water availability.
Explanation:
Desalination processes are a key adaptation strategy in water-scarce regions like Los Angeles, California, for converting seawater into potable water. Another approach is urban farming, which can help cities conserve water and reduce pressure on rural areas. Additionally, groundwater recharge methods are being utilized to enhance water sustainability in various parts of the world by replenishing natural groundwater sources.
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