City residents aged 12 to 25 divvy up $1 million in capital improvements annually.
Guangzhou, China, is a model of how a leading commercial hub can also pioneer on the knowledge front of 21st-century urbanism—and now it's challenging cities worldwide to do the same.
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.
A new international standard known as “ISO 37120” lays out 46 measures that cities on any continent can measure their performance by.