Half of the world's largest cities face high water stress

Half of the world's 100 largest cities face high water stress, with 39 in extremely high stress areas. Beijing, Delhi, Los Angeles, and Rio de Janeiro are among the cities with water demand nearing or exceeding supply, exacerbated by poor resource management and climate change. Analysis also shows some cities are drying while others are wetting, with 1.1 billion people living in areas with long-term drying trends.