Acronyms

ATM	Air Traffic Management
CAEP	Committee on Aviation Environmental Protection
CO / CO₂	Carbon monoxide / dioxide
dB	decibel
EASA	European Aviation Safety Agency
EC	European Commission
ECAC	European Civil Aviation Conference
EEA	European Environment Agency
EFTA	European Free Trade Association
EPNdB	Effective Perceived Noise decibel
ETS	EU Emissions Trading System
EU28	28 Member States of the European Union
EU	European Union
ft	feet
gCO₂eq	gram of carbon dioxide equivalent
GHG	Greenhouse gas
HC	Hydrocarbons
ICAO	International Civil Aviation Organization
kg	kilogram
km	kilometre
kN	kilonewton
L_den / L_night	Day-evening-night / Night-time sound pressure level
lbf	pound (force)
LTO	Landing and Take-Off
MJ	megajoule
Mt	megatonne, million tonnes
MTOW	Maximum take-off weight
NO_x	Nitrogen oxides
PM	Particulate matter
RTK	Revenue tonne kilometre
SES	Single European Sky
SESAR	Single European Sky ATM Research
WHO	World Health Organization

European Aviation Safety Agency