So pollution restrictions that reduce ozone levels, especially in the rapidly growing polluted cities of Asia, could both cleartheair and slow warming.
因此，控制污染减少臭氧水平，尤其是在污染快速增长的亚洲城市，既能清洁空气又可以减缓气候变暖。
2
In Beijing, there also are plans to curb the use of autos and halt construction before the Games to cleartheair.
此外，北京市也计划在奥运会前采取限制汽车上路和暂停建筑施工等措施来改善空气质量。
3
Artificial lights block formation of molecules that bond with air pollutants to cleartheair.