Turning cities’ wastewater into usable freshwater is an environmental win.

Engineering the system to be more energy efficient makes a good idea even better.

Using a greenhouse gas—carbon dioxide—to power the process?

It’s an approach that’s potentially transformational, according to Arup SenGupta, a world-renowned researcher, educator, author, and inventor, who has dedicated his 35-plus-year career to developing solutions to problems relating to the lack of safe drinking water.

Read more at Lehigh University

Image: Arup K. SenGupta is a professor of civil and environmental engineering and chemical and biomolecular engineering in the P.C. Rossin College of Engineering and Applied Science at Lehigh University. He is a world-renowned researcher, educator, author, and inventor, who has dedicated his 35-plus-year career to developing solutions to problems relating to the lack of safe drinking water. (Credit: Lehigh University)