Origin-Destination Survey (O-D Survey) : A survey typically undertaken of travelers (motorists or transit passengers) to identify travel patterns, habits and needs
Ilan Kelman (ed.), Vulnerability and Resilience Definitions and References, Version 2, 2007. http://www.islandvulnerability.org/docs/vulnres.pd f, (Vulnr and Resilience - Brit) {524}