environmental pollution indicators

例句：

1. 1.The government has set up a series of environmental protection indicators to monitor the progress of the campaign.
   政府已经设立了一系列的环境保护指标来监测这项运动的进展。
2. 2. The new policy will help reduce environmental pollution indicators and improve air quality.
   新政策将有助于减少环境污染指标并改善空气质量。
3. 3. The study aims to identify environmental pollution indicators that could have serious impacts on human health.
   该研究旨在识别可能对人类健康产生严重影响的环境污染指标。