by Anne Siemons, Dr. Lambert Schneider, Dr. Hannes Böttcher, Franziska Wolff (Öko-Institut, Berlin), Hugh McDonald, Dr. Ana Frelih-Larsen, Aaron Scheid (Ecologic Institute, Berlin), Prof. Dr. Andreas Gattinger, Dr. Wiebke Niether (Universität Giessen) ; on behalf of the German Environment Agency ; report performed by: Ecologic Institute, Öko-Institut (Berlin, Germany) ; edited by: Section V 2.6 Emissions Reduction Projects - Friederike Erxleben (Fachbegleitung)