World marks Earth Hour
Xinhua
1585441177000
![](https://cdnpdcontent.aikan.pdnews.cn/20200329/9e8165c191a54086977e920aaa921178.jpg)
The Petronas Twin Towers are seen with lights off during the Earth Hour event in Kuala Lumpur, Malaysia, March 28, 2020. (Photos: Chong Voon Chung/Xinhua)
![](https://cdnpdcontent.aikan.pdnews.cn/20200329/4799819ca773400fad913a27a528ef09.jpg)
The Petronas Twin Towers are seen with lights off during the Earth Hour event in Kuala Lumpur, Malaysia, March 28, 2020.
![](https://cdnpdcontent.aikan.pdnews.cn/20200329/02d00c84b3004f2b8a9fb9363160be5b.jpg)
The Petronas Twin Towers are seen with lights on before the Earth Hour event in Kuala Lumpur, Malaysia, March 28, 2020.
![](https://cdnpdcontent.aikan.pdnews.cn/20200329/1cf3a1e8f6d34a74bf44497faa45c647.jpg)
The Petronas Twin Towers are seen with lights on before the Earth Hour event in Kuala Lumpur, Malaysia, March 28, 2020.
![](https://cdnpdcontent.aikan.pdnews.cn/20200329/5f0b69bcf69147079a883bc568daf882.jpg)
People walk past the GUM on Red Square with lights off during the Earth Hour event in Moscow, Russia, on March 28, 2020.
![](https://cdnpdcontent.aikan.pdnews.cn/20200329/5ea3ed744ca2464e951919ce7df19e70.jpg)
People stand on the Red Square with lights on after the Earth Hour event in Moscow, Russia, on March 28, 2020.
![](https://cdnpdcontent.aikan.pdnews.cn/20200329/5d18c5d8f59f4393aefdc30e3957e0f1.jpg)
A man walks across the Red Square with lights off during the Earth Hour event in Moscow, Russia, on March 28, 2020.