联合国经济和社会事务部：2024年世界人口展望报告（英文版）

Population growth, population ageing, urbanization and international migration are four major demographic trends shaping our world. Changes in the size, age structure and spatial distribution of populations bring both challenges and opportunities. By managing the challenges and taking advantage of the opportunities, we can accelerate efforts to achieve inclusive and sustainable development, create opportunities to eradicate poverty, enhance access to social protection, health care and edu