The scale of China’s land reclamation in the South China Sea is leading to “serious questions” on its intentions, a top US official says.

China is building artificial land by pumping sand on to live coral reefs – some of them submerged – and paving over them with concrete. China has now created over 4sq/km (1.5 sq miles) of artificial landmass.  China is creating a great wall of sand with dredges and bulldozers over the course of months.

Tags: borders, political, conflict, water, China, East Asia.

Source: www.bbc.com

UPDATE: In addition to the original BBC article, here is another article from the Telegraph with some aerial imagery showing the extent of this geo-engineering project that has plenty of geopolitical implications and this has the United States “concerned.”