Gianluca Pescaroli and David Alexander of the UCL-IRDR Cascading Disasters Research Group authored a section entitled “An introduction to cascading risk and cascading disasters” (pp. 25-31). Their work is referred to in other parts of this report, as cascading risks and impacts are an important cross-cutting issue in disaster reduction. The report can be dowloaded from the UNISDR website at
http://www.unisdr.org/files/52828_nationaldisasterriskassessmentwiagu.pdf