Pollutioncontrol measures are either not strict or nonexistent, leading to choking clouds of smog.
污染控制措施要么不严格要么不存在,导致了令人窒息的雾霾。
2
Recycling also stimulates the local economy by creating jobs and trims the pollutioncontrol and energy costs of industries that make recycled products by giving them a more refined raw material.