TEXTE 83/2021 
Ressortforschungsplan of the Federal Ministry for the 
Enviroment, Nature Conservation and Nuclear Safety 
Project No. (FKZ) 3719 57 101 0 
Report No. FBO00513/ZW,ENG 
Environmental Impacts of Exhaust Gas 
Cleaning Systems for Reduction of SOx on 
Ships — Analysis of status quo 
Report compiled within the framework of the project 
ImpEx 
Dy 
Octavio Marin-Enriquez, Annika Krutwa, Katrin Ewert 
Federal Maritime and Hydrographic Agency (BSH), Hamburg (Germany) 
in cooperation with 
Brigitte Behrends 
Marena Ltd., Jever (Germany) 
On behalf of the German Environment Agency