Transportation Nation

Explainer: Perfluorocarbons, the Gas Released In NYC's Subway Airflow Test

Thursday, July 11, 2013


When researchers released a tracer gas containing a chemical called perfluorocarbon into New York's subway on Tuesday, it didn't take long for people to wonder if that so-called nontoxic gas might not be all that harmless. Short answer: it's safe.

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The Takeaway

Sandy Springs, Georgia: The City of the Future?

Thursday, August 02, 2012

Could cities soon change the way their governments work, and become self sufficient businesses? The city manager of an incorporated city in Georgia explains how his city could serve as a model for many others.