October 8, 2013
General Aviation Manufacturers Association (GAMA)
ICAO's 191-member countries agreed to develop a single global market-based measure (MBM) for aviation emissions from 2020, the specifics of which are to be decided at ICAO by 2016.
December 7, 2011
International Civil Aviation Organization (ICAO)
International Civil Aviation Day, an official United Nations celebration, commemorates the establishment of ICAO.