免费av毛片,日韩av高清在线播放,97国产精品最好的产品,欧美成人免费一区二区三区,神马午夜一区,曰河南少妇对白视频,欧美自拍视频

US EUROPE AFRICA ASIA 中文
China / China

China's largest desert lake shrinking

(Xinhua) Updated: 2011-09-27 16:48

China's largest desert lake shrinking

Tourists ride camels near China's largest desert lake Hongjiannao in Yulin, north China's Shaanx province, Sept 24, 2011. Hongjiannao is shrinking as a result of climate change and human activities, and may vanish in a few decades. Its lake area, which measured more than 6,700 hectares in 1996, has shrunk to 4,180 hectares. Its water level is declining by 20-30 centimeters annually and its water PH value has risen to 9.0-9.42 from 7.4-7.8. [Photo/Xinhua] 

Previous Page 1 2 3 4 5 6 7 Next Page

Highlights
Hot Topics

...