World Urban Forum (March 22 - 26, 2010)

Established by the United Nations to examine rapid urbanization and its impact on communities, cities, economies, climate change and policies.
Held every two years, the session in Rio will be the fifth following earlier conferences in Naning, China, in 2008, Vancouver, Canada 2006, Barcelona, Spain 2004 and Nairobi, Kenya in 2002.