In pics: smog in Sydney, Australia
Xinhua
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Cars run in a street in smoggy Sydney, Australia, on May 24, 2019. The smoke haze that choked Sydney earlier in the week has returned, again shrouding the city in a thick fog even though the New South Wales Rural Fire Service halted hazard reduction burns on Wednesday due to the poor air quality. (Xinhua/Bai Xuefei)
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A man jogs in smoggy Sydney, Australia, on May 24, 2019. The smoke haze that choked Sydney earlier in the week has returned, again shrouding the city in a thick fog even though the New South Wales Rural Fire Service halted hazard reduction burns on Wednesday due to the poor air quality. (Xinhua/Bai Xuefei)
![](https://cdnpdcontent.aikan.pdnews.cn/20190524/3a606ce620ea4d36b5daef5df6743f08.xinhuanet.com/english/2019-05/24/138086003_15586806552281n.jpg)
Photo taken on May 24, 2019 shows the smoggy view in Sydney, Australia. The smoke haze that choked Sydney earlier in the week has returned, again shrouding the city in a thick fog even though the New South Wales Rural Fire Service halted hazard reduction burns on Wednesday due to the poor air quality. (Xinhua/Bai Xuefei)
![](https://cdnpdcontent.aikan.pdnews.cn/20190524/6fed2d94b8b24e60b15976f596178135.xinhuanet.com/english/2019-05/24/138086003_15586806552491n.jpg)
Photo taken on May 24, 2019 shows the smoggy view in Sydney, Australia. The smoke haze that choked Sydney earlier in the week has returned, again shrouding the city in a thick fog even though the New South Wales Rural Fire Service halted hazard reduction burns on Wednesday due to the poor air quality. (Xinhua/Bai Xuefei)
![](https://cdnpdcontent.aikan.pdnews.cn/20190524/283d40fe0db24a089ca5f17e966e21b8.xinhuanet.com/english/2019-05/24/138086003_15586806552701n.jpg)
A tourist takes photos in smoggy Sydney, Australia, on May 24, 2019. The smoke haze that choked Sydney earlier in the week has returned, again shrouding the city in a thick fog even though the New South Wales Rural Fire Service halted hazard reduction burns on Wednesday due to the poor air quality. (Xinhua/Bai Xuefei)
![](https://cdnpdcontent.aikan.pdnews.cn/20190524/2377ed0c96dd4c67b1ee443472b593a0.xinhuanet.com/english/2019-05/24/138086003_15586806552911n.jpg)
Photo taken on May 24, 2019 shows the smoggy view in Sydney, Australia. The smoke haze that choked Sydney earlier in the week has returned, again shrouding the city in a thick fog even though the New South Wales Rural Fire Service halted hazard reduction burns on Wednesday due to the poor air quality. (Xinhua/Bai Xuefei)