Raintree freestyle. Science missions

A mission in every sense of the word, building the Three Gorges Dam on the Yangtze River in China has been considered the most enormous and expensive engineering project the world has ever know. Although it is able to produce massive amounts of clean power, many believe that the problems outweigh the benefits. Learn all about the designing and building of the Three Gorges Dam, as well as the controversies surrounding this massive project.