Neal Peirce

U.N. Photo/Eskinder Debebe

How the U.N. Is Grappling With the Role of Cities in Sustainable Development

Cities are home to a majority of the human race for the first time in history. But finding a place for them in the U.N.'s Sustainable Development Goals for the next 15 years has proven surprisingly controversial. 

Dabarti CGI/ Shutterstock

Finally, Clear Performance Data for Comparing the World's Cities

A new international standard known as “ISO 37120” lays out 46 measures that cities on any continent can measure their performance by.