资讯

China.org.cn2 小时
China completes barrier belt to prevent eastward expansion of its fourth-largest desert
China has taken an active role in global desertification control. Since signing the United Nations Convention to Combat ...
China.org.cn11 小时
China Focus: China completes barrier belt to prevent eastward expansion of its fourth ...
China has taken an active role in global desertification control. Since signing the United Nations Convention to Combat Desertification in 1994, the country has been a leader in halting land ...