20 noviembre 2014
China’s second great wall, a vast seawall covering more than half of the country’s mainland coastline, is a foundation for financial gain — and also a dyke holding a swelling rush of ecological woes, experts report in a new article.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/LDmODr5KTq4/141120141702.htm
