IDCE alumnus Hao Xin (GISDE ’11, ES&P ’10) recently garnered China’s National Water Conservation Person of the Year award for his work on the Qiantang River in Hangzhou, China. Xin is the cofounder and vice president of Green Zhejiang, an eco-culture association based in Hangzhou. He is also the waterkeeper and spokesperson for Qiantang River…