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At the 39th Session of the ICAO Assembly, Resolutions A39-2 (Consolidated statement of continuing ICAO policies and practices related to environmental protection – Climate change) and A39-3 (…

Please note that participation is by invitation only. Credentials will be required to confirm registration by sending it by email to officeenv [at] icao.int (officeenv[at]icao[dot]int). The 39th ICAO…

The ICAO EUR/NAT Office is located at 3 bis Villa Emile Bergerat" just off the Avenue Charles de Gaulle in Neuilly-sur-Seine. The nearest metro station is called "Les Sablons".The following link…

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 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 ContentAs part of the CAEP/13 (2025) update to the ICAO Global Environmental Trends, a range of scenarios were developed for the assessment of future aircraft emissions affecting LAQ, i.e.…

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 ContentICAO Technology Standards on LAQ are reflected in Annex 16, Volume II – Engine Emissions. They address liquid fuel venting, non-volatile Particulate Matter (nvPM) impacts from mass and…

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…

One of ICAO's environmental goals is to limit or reduce the impact of aviation emissions on local air quality (LAQ). Starting during the late 1970s, ICAO has been developing measures to address…