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… across basins and landscapes, sustaining ecosystems and biodiversity, mitigating the impacts of climatic variability, … Asia and America. Having a country segments identified as hotspot implies challenges for the entire associated aquifer. …

… are needed in most basins. 3. The threat to freshwater biodiversity is global. Extinction risk is moderate to very … to increase in the next 15-30 years, particularly for four hotspot regions: the Middle East, Central Asia, the … humanity and are home to a high proportion of the world’s biodiversity. 151 countries and 2.8 billion people share 286 …