Pay Drechsel

Senior Fellow-Advisor - Research Quality Assurance (Interim Country Manager - Sri Lanka)

Research team

Water, growth and inclusion > Integrated circular economy transformations

Areas of expertise

Natural resources management resource recovery and reuse urban agriculture safe wastewater use soil fertility plant nutrition

International Board for Soil Research and Management (IBSRAM). Pay served as scientific and technical advisor for WHO, FAO, DGIS, IDRC, SIDA, UN-Water and EU funded projects and expert groups and supervised a large number of graduate and postgraduate students. Pay authored or co-authored over 350 publications, half in peer-reviewed books and journals. He has worked extensively in West and East Africa, and South and South-East Asia. After longer stays in Thailand, Rwanda and Ghana, Pay is based since 2009 at IWMI HQ in Sri Lanka.

Recent Publications

United for progress: Ghana’s multi-institutional circular bioeconomy Innovation Hub.

On the feasibility of an agricultural revolution: Sri Lanka’s move to go 100% organic.

A spatio-temporal dataset on food flows for four West African cities.

Sewage sludge: a review of business models for resource recovery and reuse.

Water quality in agriculture: risks and risk mitigation.

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Current Projects

(5 ongoing projects listed)

CGIAR Regional Integrated Initiative - Resilient Cities Through Sustainable Urban and Peri-urban Agrifood Systems

CGIAR Regional Integrated Initiative - Fruit and Vegetables for Sustainable Healthy Diets

Sustainable organic waste value chains for Sri Lanka - Evidenced-based options for (organic waste) value chains to enhance sustainable waste management, food production, and livelihoods