1/5 After many years of secrecy, the Chinese have said they will build the world’s largest hydroelectric dam across the bend in the Brahmaputra just before it crosses into India. On the Tibetan side, the river is called Yarlung Tsangpo. This bend is the greatest canyon in the world, longer, and way deeper than the Grand Canyon. It is excpected to produce 60GW of power, or thrice as much as the largest dam yet, China’s Three Gorges project…