Article: Alcoa Engineer Presents Sustainable Water Technologies at China America National Frontiers of Engineering Symposium.

Natural water technology systems have enabled Alcoa (NYSE:AA) to decrease water usage and to return more clean water to the communities in which the company operates, said Rajat Ghosh, Ph.D., a senior project leader in Alcoa's Environmental Science and Sustainable Technology Division. Speaking at the China America National Frontiers of Engineering (CAFOE) symposium held at Changsha University, Hunan Province, Ghosh explained Alcoa's water technology strategy during a poster session of invited speakers.

"The world's water usage is expected to increase by 40 percent in the next 20 years, which means that about two thirds of the world's population could be under ...

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