Water security, or having the right amount and quality of water in the right place at the right time, fosters social and economic progress. Where water is sufficient to meet demand, it can promote economy wide growth and enable countries to reach their food security, energy security, and human development goals. Where it is scarce, excessive, or unclean it can exacerbate multiple dimensions of poverty. Neither of these two worlds is protected from future water crises, which are heavily influenced by changing local circumstances