Olivier Humphrey’s biography
- 2019 to present: Environmental Chemist, British Geological Survey
- 2015 to 2019: PhD in Soil Science, University of Nottingham
- 2014 to 2015: MSc Environmental Management (Distinction), University of Reading
- 2011 to 2014: BSc (Hons) Environmental Science (1st Class), University of Plymouth
Research interests
- Developing environmental forensic tracer tools and GIS-based risk modelling
- Linking food security and human health
- Elemental speciation and specialist ICP-MS/MS applications
- Laboratory QA/QC training and capacity strengthening
ORCID: 0000-0001-7776-7048
Key papers
Humphrey, O S, Isaboke, J, Osano, O, Aura, C M, Blake, W H, and Watts, M J. 2025. Sediment and soil source apportionment using geochemical fingerprinting techniques in the Winam Gulf, Lake Victoria. Catena, 255, p.109053.
Dowell, S, Humphrey, O, Isaboke, J, Barlow, T, Blake, W, Osano, O, and Watts, M. 2024. Plutonium isotopes can be used to model soil erosion in Kenya. Environmental Geochemistry and Health, 46(9), p.338.
Aura, C M, Humphrey, O S, and Marriott, A L, et al. 2024. Assessing the spatial distribution of elemental concentrations in surface sediments of Lake Victoria, Kenya: implications for ecological health and management. Environ Geochem Health 46, 137.
Dowell, S M, Humphrey, O S, and Blake, W H. et al. 2023. Ultra-Trace Analysis of Fallout Plutonium Isotopes in Soil: Emerging Trends and Future Perspectives. Chemistry Africa, 6, 2429–2444.
Humphrey, O S, Osano, O, Aura, C M., Marriott, A L., Dowell, S M., Blake, W H, and Watts, M J. 2022. Evaluating spatio-temporal soil erosion dynamics in the Winam Gulf catchment, Kenya for enhanced decision making in the land-lake interface. Science of the Total Environment, 815, 151975.
Watts, M J, Menya, D, Humphrey, O S, Middleton, D, Hamilton, E, Marriott, A, McCormack, V. and Osano, O. 2021. Human urinary biomonitoring in Western Kenya for micronutrients and potentially harmful elements. International Journal of Hygiene and Environmental Health, 238, p.113854.
Humphrey, O S, Young, S D, Crout, N M J, Bailey, E H, Ander, E L and Watts, M J. 2020. Short-term iodine dynamics in soil solution. Environmental Science & Technology, Vol. 54 (3). 1443-1450. DOI: 10.1021/acs.est.9b02296
Watts, M J, Middleton, D R S, Marriott, A L, Humphrey, O S, Hamilton, E M, Gardner, A, Smith, M, McCormack, V A, Menya, D, Munishi, M O, Mmbaga, B T and Osano, O. 2019. Source apportionment of micronutrients in the diets of Kilimanjaro, Tanzania and Counties of Western Kenya. Scientific Reports, Vol. 9 (1), 14447. DOI: 10.1038/s41598-019-51075-2
Humphrey, O S, Young, S D, and Bailey, E H. et al. 2019. Iodine uptake, storage and translocation mechanisms in spinach (Spinacia oleracea). Environ Geochem Health, 41, 2145–2156. https://doi.org/10.1007/s10653-019-00272-z
NERC Open Research Archive – Olivier Humphrey
- Quality Management ISO17025
- ISO9001, ISO14001, ISO45001 Internal Auditing
- Safety Management in a Research Environment (IOSH)
- ICP-MS/MS
- ArcGIS and digital mapping
- Source apportionment modelling
- Security Awareness & First Aid (SAFA) HEAT training
- Overseas fieldwork
Professional associations
- Member of the Royal Society of Chemistry
- Board Member of the Society for Environmental Geochemistry and Health
- Associate Fellow Society for Environmental Geochemistry and Health
- Associate Editor Environmental Geochemistry and Health