Economics

The eurozone is in trouble. What began as a sovereign debt problem in a few countries has exposed major weaknesses in the euro project. On the face of it, the problem is familiar and resolvable: several governments have borrowed more than they can possibly repay.

Sylvia Nasar. Image credit: Piotr Redlinkski

A new study co-authored by Columbia Engineering professor Kartik Chandran and recently published in the journal, Environmental Science & Technology, shows that reducing nitrogen pollution generated by wastewater treatment plants can come with "sizable" economic benefits, as well as the expected benefits for the environment.

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