UN-Habitat has launched a new open-access portal for urban data. Urban Data allows users to explore data from a number of cities and regions around the world and compare indicators such as slum prevalence and city prosperity. you can try it out for yourself here.

Faced with increased urban flooding, China is seeking to create “sponge cities” that can absorb water. China’s rapid urbanisation has been accompanied by increased rates of urban flooding. The number of Chinese cities affected by floods has more than doubled since 2008. While water management was integrated into traditional Chinese urban development, the last 40 years have…

Keys to making urban growth boundaries work as a planning tool for controlling sprawl in US cities were identified in a session in the recent American Planning Association conference. Examples of urban growth boundaries were presented from Portland, Oregon; King County, Washington; and Denver. Messages were that the boundaries are flexible and negotiable; they succed…