Shanghai tops 'flood risk list'

http://www.bbc.co.uk/news/science-environment-19318973

http://www.springerlink.com/content/m0643t72vj911r26/?MUD=MP

Despite its economic wealth, the Chinese city is considered to be more exposed to the risk of flooding than much poorer cities such as Dhaka.

As well as evaluating a city's physical attributes, the study also considers social and economic factors when rating an area's vulnerability.