Arjen is lead for Water Resources and Climate Change and is keen on hydrogeology, passionate about mapping, and eager to share WASH knowledge and facilitate learning. Arjen's background within IRC was as lead researcher for WASHCost Mozambique.
Arjen has twenty years sector experience – including five years as technical adviser South Asia (Bangladesh, India, Myanmar, Nepal and Pakistan) and 13 years private sector experience in Mozambique and Uganda. He has hands-on experience in extensive water resource studies, detailed social surveys, quality assurance and thorough WASH data analysis and visualisation.
His academic background is an MSc in Hydrogeology and he is fluent in English, Dutch, Portuguese, German and has a reasonable command of Spanish. He is Dutch by nationality and currently lives near London with his family.
Whilst climate change represents a significant threat to sustainable drinking-water and sanitation services, through no-regrets actions and using... Read more...
A strong enabling environment, which recognizes small communities and their local services, water quality control, post-construction support and the... Read more...
An approach is developed to assess WASH risks in marginal populations that are poorly understood and served through conventional approaches. Read more...
While selection of water treatment technologies that meet minimum WHO efficacy recommendations for comprehensive protection against waterborne... Read more...
Ten years after a community-led total sanitation campaign, intervention households continued to have higher rates of ever owning a latrine but... Read more...
Women and girls are disproportionately affected by the lack of access to basic water, sanitation and hygiene (WASH) facilities. What is needed to... Read more...
Among Sanitation and Water for All (SWA) partners there is lowered confidence especially in managing untreated wastewater and faecal sludge. Non-... Read more...
This paper examines methodological options for calculating a 'total service gap', a measure that would combine data on each rung of the service... Read more...
Existing models used for financing water infrastructure development do not seem very applicable to the realities of small towns. Read more...
This study provides new evidence that WASH access and practices are associated with self-reported reproductive tract infection symptoms in rural... Read more...
Interventions that ensure women have access to private facilities with water for Menstrual hygiene management (MHM) and that educate women about... Read more...
Communal groundwater supplies are likely to remain the main source of improved water supplies for many rural areas in Africa and South Asia for... Read more...
Possessing a non-shared latrine neither guarantees safety to its users nor its categorisation as 'improved'. Instead, the state of the latrine, the... Read more...
Spreading the cost of faecal waste removal over a series of monthly payments could make it more affordable for poor households and help kick start... Read more...
The UNICEF Framework for Sustainability Results proved to be useful in identifying sustainability challenges and acting upon them. Read more...
The biggest health gains will be realised when entire communities use improved sanitation services. Read more...
Handwashing after contact with excreta is poorly practised globally, despite the likely positive health benefits. Read more...
Chlorination of drinking water is more effective in plastic than clay containers. Read more...
Microfinance organizations, government subsidies and mining industries may represent potential sources of financing for the implementation of... Read more...
WASH for WORMS is a cluster-randomised controlled trial to test the hypothesis that a community-based WASH intervention integrated with periodic mass... Read more...