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Page ContentThe first ICAO Global Environmental Trends were presented and endorsed at the 37th Session of the Assembly, and since then the updated global environment trends have been developed and...

Page Content  The 41st ICAO Assembly adopted a long-term global aspirational goal (LTAG) for international aviation of net-zero carbon emissions by 2050 in support of the UNFCCC Paris...

 Annual Report of the ICAO Council: 2015Appendices and Supplement

Page ContentICAO recognizes that airport-related sources of emissions have the ability to emit pollutants that can contribute to the degradation of air quality of their nearby communities. As such,...

Page ContentICAO Technology Standards on LAQ are reflected in Annex 16, Volume II – Engine Emissions. They address liquid fuel venting, smoke (which is expected to be superseded by the nvPM Standard...

Page ContentTo foster technology development, ICAO regularly sets technology goals, with the purpose of providing stretch yet reasonable targets for industry R&D to aim at, in cooperation with...

Page ContentAs part of the CAEP/12 (2022) update to the ICAO Global Environmental Trends, a range of scenarios were developed for the assessment of future LAQ NOx and PM emission trends.The LAQ...

Page ContentNew innovative technologies and energy sources for aviation are under development in a fast pace, and ICAO is closely following up these developments to prepare for their timely...

Page ContentNoise concerns have led some States to consider banning the operation of certain noisy aircraft at noise-sensitive airports. In the 1980s, the focus was on Non-Noise Certificated (NNC)...

Page Content​The way aircraft are operated in day-to-day operations may also present impacts in terms of the noise that reaches the ground. ICAO assists on the development and standardization of low...