Recent extreme events in Australia, with torrential rain and floods following devastating bushfires, have focused the World Urban Forum's attention on the urgency of climate action.
An expert in urban leadership reports from the UN General Assembly's high-level conference.
Informal settlements are often undocumented or hidden on official maps, but they house about a billion people worldwide. Their existence demands a more sophisticated approach to urban development.
Two years of marathon negotiations have finally yielded agreement in last-minute meetings in New York on the New Urban Agenda to be adopted at the Habitat III summit in Quito in October.