


2003 | Loop oriented Wastewater Treatment / Biogas in Windhoek , Namibia | UNDP | Namibia |
2003 | Loop oriented Wastewater Treatment / Biogas in Durban , South Africa | State of Bremen | South Africa |
2005-2007 | Implementation and dissemination of decentralized basic need services in urban regions of South East Asia and Southern African countries. (DEWATS, CBS, DESWAM) | BMZ | African SADC region, |
2007 - 2009 | Improvement of Basic Sanitation Infrastructure, Wastewater treatment and the Protection of Water Resources in poor urban Settlements in Southern Africa (SADC Region) | BMZ | SADC |
2007 - 2009 | Pilot Project for Emergency Sanitation in Durban, South Africa | State of Bremen | SADC |



2004 | Feasibility study for decentralized wastewater treatment systems, CBS | State of Bremen | Namibia and South Africa |
2005-2007 | Implementation and dissemination of decentralized basic need services in urban regions of South East Asia and Southern African countries. (DEWATS, CBS, DESWAM) | BMZ | African SADC region, Indonesia |
2006 | Planning, dissemination and construction of CBS-DEWATS in the SADC region | State of Bremen | African SADC region |


2005-2007 | Implementation and dissemination of decentralized basic need services in urban regions of South East Asia and Southern African countries. (DEWATS, CBS, DESWAM) | BMZ | African SADC region, Indonesia |





1982-1986 | Development and introduction of hydro-dynamically transmitted flow pump in Mali in cooperation with DMA/Bamako | CEU | Mali |
1983 | Hydro-energy, SWRC | State of Bremen | |
1986 | Flow-pumps, SEP, Sudan | State of Bremen | Sudan |
1987-1996 | Patronage of rural family businesses and social groups with the help of small area/scale irrigation based on recyclable energy, Mali – in cooperation with DMA, Bamako | BMZ | Mali |
1989 | Introduction of flow pump in Okavango / Namibia | Namibia | |
1997-2000 | Integrated rural community development in the area of Timbuktu and Gao /Mali with the focus on support of women | BMZ | Mali |
1999-2000 | Strengthening self management competence of rural self help groups in six regions of Mali | CEU | Mali |
2000 | Study: Technology transfer of flow pump Mali to Ghana | State of Bremen | Mali |
2001 | Hydraulic Ram Handbook | State of Bremen |




1977 | Technology transfer of Biogas India / Ethiopia | GTZ | India |
|---|---|---|---|
1978 | Biogas Knowledge Report | GTZ | |
1980-1999 | Publication of quarterly issue of “BIOGAS- FORUM” as print medium, (since 2000 via Internet, as well as diverse biogas manuals and construction instructions in n umerous languages | GTZ | |
1980-1984 | Demonstrations and research project “Biogas in Mali ” in cooperation with DMA, Bamako | State of Bremen | Mali |
1982 | “Biogas in Rwanda ”, Research & Demo Plant with University of Butare . | State of Bremen | Ruanda |
1983 | Construction of Biogas plants with goat project Ngozi / Burundi | GTZ | Burundi |
1985 | - SEP Project leaders meeting in Burkina Faso / Africa | GTZ | Burkina Faso |
1986 | Biogas seminar with plant construction / Mauritanian with CNEA/Nouakchott, Preparation in Rwanda , Experts’ Opinion in Cameroon | State of Bremen | Mauretania |
1987 | Consultation in SEP Niger | State of Bremen | Niger |
1988 | Biogas-Survey Africa / Asia | GTZ | Africa / Asia |
1989 | Special meeting for expansion of Biogas plants for rural households in the “ Third World ” | GTZ | |
1990 | Handbook on Biogas expansion for CAMARTEC, Arusha/Tanzania. | GTZ | Tanzania |
1992-1998 | Biogas-Survey Africa / Asia | GTZ | Africa / Asia |
1996 | Study: Options for recyclable energy in Namibia | State of Bremen | Namibia |
2001-2002 | Biogas workshop Windhuk /Namibia and South – South technology transfer P.R. China -Namibia. Integrated Wastewater treatment systems for nutrient recycling of organic industrial wastewater | State of Bremen | Namibia |
2003 | Recycling - oriented Wastewater Treatment / Biogas in Windhoek , Namibia | UNDP | Namibia |
2004 | Recycling - oriented Wastewater Treatment / Biogas in Durban , South Africa | State of Bremen | South Africa |
2005 | Roundtable seminars for key stakeholder and facilitators of the water and sanitation sector in 8 SADC countries | State of Bremen | African SADC region |

1979 | Study: Women in Mali | State of Bremen | Mali |