Expert opinion (2018): On the fluctuating conductivities observed since 1991 in the control drainages under the PIV to PVI polders of the Rondeshagen SAD. Society for the Disposal of Hazardous Waste, Kiel.
DBU (2015-2018): Development of innovative and interactive multimedia training modules as part of the know-how transfer for the implementation of sustainable waste management in differently developed countries. DBU.
Conducting boreholes in the slag landfill to determine the value content and evaluate the long-term behavior of the deposited slag (2015-2017): "TÖNSLM: Development of innovative processes for the recovery of selected resources from municipal waste and slag landfills. TP2: Economic evaluation, biological and wet processing." BMBF joint project. In cooperation with Main-Taunus Recycling GmbH, Flörsheim -Wicker and CDM Smith, Albach.
IKI (2012-2017): Climate-friendly technologies and capacity development for the implementation of the national waste policy in Brazil. Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ) GmbH, Eschborn.
Phosphate recovery from landfills and old deposits (2012-2016): Institute for Urban Water Management, TU Braunschweig; Institute for Automotive Economics and Industrial Production, TU Braunschweig; Institute for Processing, Landfill Technology and Geomechanics, Chair for Raw Material Processing and Recycling, TU Clausthal; Institute for Energy and Environmental Research, Heidelberg. LANUV NRW.
Digestion and Composting Plants (2015): 4-week training of operational staff & laboratory staff & management of the Digestion and Composting Plants Ljubljana (SVN). STRABAG (AT).
MBT (2014-2015): Construction supervision of two MBT plants with sorting, digestion and composting stages. In cooperation with a local engineering company. ENOB (BR).
Compost Regulation & Quality Assurance (2014-2015): Development of a compost regulation - compost, digestate and digestate compost; development of a method for quality assurance of compost and digestate. GIZ-Eschborn.
Digestion as a building block of sustainable waste management for Brazilian municipalities (2014-2015): planning and implementation of three conferences (Jundiaí and Florianopolis). Federal Ministry of Education and Research.
Waste management concept (2014-2015): Revision of the waste management concept of the city of Braunschweig. ALBA Braunschweig GmbH.
MBA (2013-2015): Capacity Building and Basic Research for the Development and Commissioning of a Mechanical-Biological Treatment Plant with Integrated Digestion Stage for the Municipality of Jundiaí, SP (Brazil). German Academic Exchange Service.
Greenhouse gas emissions from MBT landfills (2013-2015): Global warming potentials / mechanisms / strategies. Institute of Geoecology, TU Braunschweig Institute for Agricultural Climate Research (vTI). Federal Ministry of Education and Research.
r³ - strategic metals (2012-2015): Cooperation project: TÖNSLM - Development of innovative technologies and strategies for the recovery of selected resources from household waste and household slag landfills. TP2: Economic evaluation, biological and wet-technical treatment. Institute for Urban Water Management, TU Braunschweig. Institute of Automotive Economics and Industrial Production, TU Braunschweig. Federal Ministry of Education and Research.
Subterrestrial wastewater shaft biofilters (2009-2015): Development project on subterrestrial wastewater shaft biofilters on the grounds of Deutsche Messe AG in the area of Hall 2. Deutsche Messe AG, Hannover.
Compostability of espresso capsules (2012-2014): The applicability of espresso capsules made from biodegradable plastics in home composting. Ethical Coffee Company, (CH).
Training of staff (2014): Training of staff of the licensing authority SETESB (State of São Paulo). GIZ-Eschborn.
Deposition of waste from MBT (2006-2014): Studies on the construction and operation of the debris fields for the deposition of waste from mechanical-biological waste treatment at the Blankenhagen landfill of the Northeim district.
Design, cost analysis and preparation of tender documents (2013): Design, cost analysis and preparation of tender documents for 3 anaerobic digestion plants in Mexico City (3,000 t/a each). Merik Group, MC.
Increasing energy efficiency in the utilization of biogenic residues (2011-2013): Data collection on the fermentation of biogenic residues, evaluation of the development potential for increasing energy efficiency and energy yield. Federal Ministry for the Environment, Nature Conservation, Building and Nuclear Safety.
Waste treatment & recycling (2011-2013): N2O greenhouse emissions from waste treatment and recycling. Institute of Geoecology, TU Braunschweig. Institute for Agricultural Climate Research (vTI); supported by the Zukunftsfond of the TU Braunschweig.
Intermediate aerobic hydrolysis (2009-2012): Intermediate aerobic hydrolysis: a new way to improve biogas yield? The intermediate aerobic hydrolysis for enhancing the generation of biogas. DBU, Osnabrück. UBA.
Performance of MBT (2008-2012): Performance of the MBT Gaobeidian with integrated anaerobic stage (PR-China) for energy recovery and climate protection under different recovery and treatment approaches - IKI project. AWN, Buchen and Federal Ministry for the Environment, Nature Conservation, Building and Nuclear Safety Federal Ministry for Economic Cooperation and Development.
Composting & Digestion Plants (since 2011): Preparation of various risk analyses for the construction and operation of composting and digestion plants. Caixa Economica, Brasilia (BR).
Test areas for MBT disposal (2008-2010): Construction and monitoring of test fields for MBT disposal. Landkreis Northeim, Abfallzweckverband Süd-Ost-Niedersachsen.
Mechanical-biological waste treatment (2008-2009): Mechanical-biological treatment of municipal waste in Villa Alemana (Chile). GIZ Frankfurt and Faber Ambra, Alzey.
Mechanical-biological residual waste treatment (2004-2009): Pilot project for mechanical-biological residual waste treatment and landfilling including leachate treatment and remediation of contaminated sites in Novo Hamburgo, Br, Federal Ministry of Education and Research.
MBA (2006-2008): Scientific technical support of the MBA Südniedersachsen. Waste management association Südniedersachsen.
Minimization of methan emissions from landfills in China (2006-2007): Development of Carbon Trade Project "Biological Waste Treatment" for Gaobeidian CDM-Methods. Development project in Gaobeidian (PR China). AWN Umwelt GmbH, Buchen. KfW Banking group, Frankfurt. Partners: Pyöry Environment and Greenstream Networks.