Ramp Metering : The process of facilitating traffic flow on freeways by regulating the amount of traffic entering the freeway using control devices on entrance ramps
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}