Barjenbruch, M.: Production of energy by co-fermentation; PRESTO Project Seminar on Sustainable Sludge Management, Daugavpils, 23.10.2012.

Barjenbruch, M.: Overview of sludge treatment and disposal; PRESTO Project Seminar on Sustainable Sludge Management, Daugavpils, 23.10.2012.

Rühmland, S., Barjenbruch, M.: Disinfection Capacity of Seven Constructed Wetlands and Ponds; IWA 5th IWA Eastern European Young and Senior Water Professionals Conference, 04.-05.10.2012.

Barjenbruch M., Binh TH.: Performance of Nitrogen Removal from Wastewater in Laboratory-Scale of Algal and Duckweed Treatment Series; IWA proceeding document of IWA 4th Eastern European Young and Senior Water Professionals Conference, Saint Petersburg, 10.2012.

Gantner, K., Barjenbruch, M.: Advanced and innovative technologies for reduction of water pollution caused by combined sewer overflows; IWA Vortrag auf dem IWA World Water Congress, Busan/Südkorea, 17.-21.09.2012.

Barjenbruch, M., Rühmland, S.: Reduction of Water Consumption; TU Berlin Future Workshop El Gouna 2030 - Challenges and Chances in the Context of the Red Sea Region - El Gouna Town on the Way to Eco City, El Gouna Ägypten, 16.-17.09.2012.

Barjenbruch, M.: Abwasserbehandlung in ländlichen Gebieten; International Seminar/ Internationales Seminar / Seminaire International „Integrated Water Resources Management in Semi-Arid and Arid Areas”, Tlemcen, Algerien, 2.-7.9.2012.

Barjenbruch, M.: Energie-Potentiale im Wasser-Management; International Seminar / Internationales Seminar / Seminaire International „Integrated Water Resources Management in Semi-Arid and Arid Areas”, Tlemcen, Algerien, 2.-7.9.2012.

Barjenbruch, M.: Ergebnisse aus dem Projekt ODOCO II; Fünfter Berliner Sanierungstag Zustandserfassung, Berlin, 13.09.2012.

Barjenbruch, M.: Geruch und Korrosion in Abwasserleitungen; Nürnberger Wasserwirtschaftstag, Nürnberg, 19.07.2012.

Barjenbruch, M.: Energieoptimierung und Energieeinsatz auf Kläranlagen; WORKSHOP EnergieManagement auf Kläranlagen, Barleben, 26.06.2012.

Sperlich, A., Geyer, P., Gnirss, R., Barjenbruch, M.: Pilot-scale coagulation/filtration of WWTP effluent to remove phosphorus suspended solids and COD; IWA IWA International Conference on Particle Separation “Advances in Particle Separation – Science Technology Practice", Berlin, 18.-20.06.2012.

Barjenbruch, M.: Operational disturbances; Technological workshop - WWTP Clinique, 24.05.2012.

Rettig, S., Barjenbruch, M.: Automation concepts and technologies for nutrient removal; Technological Forum, St. Petersburg, 23.05.2012.

Barjenbruch, M.: Advanced wastewater treatment (filtration, desinfection, biofilters); Technological Forum, St. Petersburg, 23.05.2012.