A Review on Urban Resilience Assessment Methods

  • Barjau, Jaime (Research Institute of Sustainable Urban Development, The Hong Kong Polytechnic University, Dept. of Construction Management, Tsinghua University) ;
  • Wong, Francis K.W. (Department of Building and Real Estate, The Hong Kong Polytechnic University) ;
  • Fang, Dongping (Dept. of Construction Management Tsinghua University)
  • Published : 2015.10.11

Abstract

The world is currently undergoing an intense urbanization process. The percentage of urban dwellers has never been so high. In 2010, and for the first time, urban population surpassed the rural one, accounting for 51% of global population, and this trend will continue in the forthcoming years. This increment in concentration of population and supporting assets in cities, make their performance a critical issue for world population. Recent events such as Fukushima tsunami and the hurricane Katrina have shown how fragile built environments are and the unpredictability of occurrence and magnitude of the hazards. Such an expansion of the world's urban population, together with an increase in severity and number of hazards and catastrophes, has put under the spotlight the necessity to build cities not only sustainable, but resilient. Decision makers should acknowledge failure as an option, and the importance of developing city resilience. This paper will provide an initial review on urban resilience, definitions and assessment approaches as a first step for decision makers to account for resilience in their decision making process.

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Acknowledgement

The authors would like to acknowledge the funding support for this research (account no.: 8-ZJJ7) from the Research Institute of Sustainable Urban Development at The Hong Kong Polytechnic University.