| 1. | What they presented was the latest annual environmental sustainability index , which grades the “ environmental health ” of 150 countries ? using many indicators , from population stress and eco - system health to social and institutional capacity
他们提交了最新的年度环境可持续发展指数，这项报告就150个国家环境可持续发展指数划分了等级并运用了诸如人口压力、生态系统健康、社会和机构能力等多项指标。 |
