air resources

例句：

1. 1. The city relies heavilyon its air resources for its economy.
   这个城市依赖其空气资源来发展经济。
2. 2. Airpollution is a major threat to the healthof our planet's inhabitants.
   空气污染是对我们星球居民健康的主要威胁。
3. 3. To improve airquality, we need to reduce emissions fromfactories and vehicles.
   为了改善空气质量，我们需要减少工厂和车辆的排放。