Green Time (G) 1 : The time (in seconds) within a given traffic signal phase when the light is green. That period of any phase assigning right of way to that movement(s) of vehicular traffic
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}