As pressures on freshwater resources grow around the world, efforts are underway to identify new ways of meeting water needs. Expanding the uses of alternative sources of water previously considered unusable, such as greywater, is one key strategy. Using case studies from across the globe, this report provides a comprehensive analysis of the challenges and pathways to widespread greywater reuse.
Effective water management can provide a multitude of benefits, such as ensuring sustainable water supplies, reducing flood risk, and improving water quality. In addition, many water management strategies can provide additional benefits to the environment, economy, and society, including providing wildlife habitat, capturing greenhouse gases, and enhancing community livability.
The IG 2.0 could take a variety of forms, from merely tweaking the numbers (e.g., elevation tiers, shortage levels, etc.) in the existing reservoir operations framework to more fundamental (and controversial) changes in how water (and risk) is allocated and managed. What ideas have merit?
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