Environment Publications


CAEP Reports 

​​Integrated goals (Noise and Emissions)

  • ICAO Doc 9888 - Noise Abatement Procedures: Review of Research, Development and Implementation Projects - Discussion of Survey Results, 2010 
  • ICAO Doc 9184 - Airport Planning Manual, Part 2 — Land Use and Environmental Control

Aircraft Engine Emissions

  • nvPM Che​cklist v1  -  A checklist has been developed by ICAO, through CAEP, to support engine manufacturers and certification authorities to verify compliance of the nvPM measurements with ICAO Annex 16 Volume II.  
  • ICAO Doc 9963 - Report of the Independent Experts on the Medium and Long Term Goals for Aviation Fuel Burn Reduction From Technology, 2010 
  • ICAO Doc 9953 - Review and the Establishment of Medium and Long Term Technology Goals for NOx, 2010 (Doc 9953)  

  • ICAO Doc 9948 - Scoping Study on the Application of Emissions Trading and Offsets for Local Air Quality in Aviation, First edition, 2011(Doc 9948)  
  • ICAO Doc 9884 - Guidance on Aircraft Emission Charges Related to Local Air Quality (Doc 9884) 
  • ICAO Doc 9885 - Draft Guidance on the use of Emissions Trading for Aviation (Doc 9885) 
  • ICAO Doc 9887 - Independent Experts NOx Review and the Establishment of Medium and Long Term Technology Goals for NOx (Doc 9887) 
  • ​Airport Air Qu​ality Manual (Doc 9889) DISCLAIMER -​This document is an unedited, advance version of an ICAO publication as approved, in principle, by the Secretary General, which is made available for convenience. The final edited version may still undergo alterations in the process of editing. Consequently, ICAO accepts no responsibility or liability of any kind should the final text of this publication be at variance with that appearing here.
  • ICAO Doc 9082 - ICAO's Policies on Charges for Airports and Air Navigation Services (Doc 9082) 
  • Report of the Independent Experts to CAEP/8 on the Second NOx
  • Guidelines on the use of Procedures in the Emissions Certification of Aircraft Engines (PDF). 



Sustainable Aviation Fuels



Airports and operations

  • ICAO Doc 9931 - Continuous Descent Operations (CDO) Manual (Doc 9931) 
  • ICAO Doc 8168 - Procedures for Air Navigation Services — Aircraft Operations (OPS) (Doc 8168) 
  • ICAO Doc 9968  - Environmental Management System (EMS) Practices in the Aviation Sector (2012)
  • ICAO Doc 10013 - Operational Opportunities to Reduce Fuel Burn and Emissions (Doc 10013) 



  • ICAO Engine Exhaust Emissions Data Bank (Doc 9646)
    • Note: Doc 9646 was published in 1995 and contains information available as of October 1993. The Data Bank has since been further developed in electronic form and is accessible from this link.


  • ICAO Noise Data Bank (NoiseDB)
    • Note: The NoiseDB Data Bank has been developed in electronic form and is accessible from this link.

ICAO Environmental Reports





ICAO Journals (PDF)


 Over the years, various editions of the ICAO Journal have focussed on civil aviation and the environment:
2006 to 2011 (PDF format)
January/February 2006,
Volume 66, No. 6, 2011.
Articles on specific environment-related topics also appear in the Journal from time to time.


Connect with us: