Nearly 27% of China’s land is still classified as desertified, only slightly reduced from 27.2% a decade ago. Some critics argue that tree survival rates are low, and the program has yet to ...

It is due to be completed by 2050, when it will have formed an “unbreakable green Great Wall”, according to government plans. More from China The enduring appeal of a 400-year-old Chinese story ...

From the 7th century to the 3rd century B.C., Chinese dynasties constructed the 13,171-mile-long Great Wall of China.Fast-forward two millennia, and now the nation is embarking another “great ...

About two decades ago, African nations launched an audacious plan: a 7,700km “Great Green Wall” to hold back the Sahara ...

The wall, which runs through a narrow mountain pass in the eastern province of Shandong, was first constructed in around 800 B.C. At that time, it was about 33 feet (10 meters) wide.