Items where Centre Author is "Dowell, Sophia"

2025

Isaboke, Job; Osano, Odipo; Humphrey, Olivier S.; Dowell, Sophia M.; Njoroge, Ruth; Watts, Michael J. ORCID: https://orcid.org/0000-0003-0379-8401. 2025 Influence of Agricultural Land Use Management on Soil Particle Size Distribution and Nutrient Adsorption in Western Kenya. Chemistry Africa, 8. 1599-1610. 10.1007/s42250-025-01202-6

2024

Dowell, Sophia; Humphrey, Olivier; Isaboke, Job; Barlow, Thomas; Blake, William; Osano, Odipo; Watts, Michael ORCID: https://orcid.org/0000-0003-0379-8401. 2024 Plutonium isotopes can be used to model soil erosion in Kenya. Environmental Geochemistry and Health, 46 (9), 338. 10.1007/s10653-024-02084-2

Dowell, Sophia M.; Humphrey, Olivier S.; Gowing, Charles J.B.; Barlow, Thomas S.; Chenery, Simon R.; Isaboke, Job; Blake, William H.; Osano, Odipo; Watts, Michael J. ORCID: https://orcid.org/0000-0003-0379-8401. 2024 Suitability of 210Pbex, 137Cs and 239+240Pu as soil erosion tracers in western Kenya. Journal of Environmental Radioactivity, 271, 107327. 10.1016/j.jenvrad.2023.107327

2023

Dowell, Sophia M.; Humphrey, Olivier S.; Blake, William H.; Osano, Odipo; Chenery, Simon; Watts, Michael J. ORCID: https://orcid.org/0000-0003-0379-8401. 2023 Ultra-trace analysis of fallout plutonium isotopes in soil: emerging trends and future perspectives. Chemistry Africa, 6. 2429-2444. 10.1007/s42250-023-00659-7

Dowell, Sophia M.; Barlow, Thomas S.; Chenery, Simon R.; Humphrey, Olivier S.; Isaboke, Job; Blake, William H.; Osano, Odipo; Watts, Michael J. ORCID: https://orcid.org/0000-0003-0379-8401. 2023 Optimisation of plutonium separations using TEVA cartridges and ICP-MS/MS analysis for applicability to large-scale studies in tropical soils. Analytical Methods, 15 (34). 4226-4235. 10.1039/D3AY01030A

Job, Isaboke; Osano, Odipo; Humphrey, Olivier; Dowell, Sophia; Watts, Michael ORCID: https://orcid.org/0000-0003-0379-8401. 2023 Changing the nutritional status of forage grass due to changing soil chemistry resulting from different land-use management in the Oroba valley, Kenya. [Poster] In: SEGH 2023. 38th International Conference on Geochemistry and Health, University of Athens, Greece, 02-06 Jul 2023. (Unpublished)

Watts, Michael ORCID: https://orcid.org/0000-0003-0379-8401; Humphrey, Olivier; Hamilton, Elliott; Marriott, Andy; Dowell, Sophia; Blake, William; Isaboke, Job; Osano, Odipo; Mwamburi, Job; Aura, Christopher M.. 2023 Novel geochemistry to determine the dynamics of land to lake transfers in the Lake Victoria basin to inform coordinated land-lake management strategies. [Poster] In: SEGH 2023. 38th International Conference on Geoghemistry and Health, University of Athens, Greece, 02-06 Jul 2023. (Unpublished)

Dowell, Sophia; Humphrey, Olivier; Barlow, Thomas; Chenery, Simon; Blake, William; Osano, Odipo; Job, Isaboke; Watts, Michael ORCID: https://orcid.org/0000-0003-0379-8401. 2023 Plutonium: A novel soil erosion tracer in Eastern Africa. [Lecture] In: SEGH 2023 38th International Conference on Geochemistry and Health, University of Athens, Greece, 02-06 Jul 2023. (Unpublished)

Humphrey, O.S.; Marriott, A.L.; Dowell, S.M.; King, D.; Watts, M.J. ORCID: https://orcid.org/0000-0003-0379-8401. 2023 Dynamics of environmental geochemistry and health in a lake-wide basin : stakeholder engagement meeting. Nottingham, UK, British Geological Survey, 20pp. (OR/23/010) (Unpublished)

2022

Dowell, Sophia M.; Humphrey, Olivier S.; Blake, William H.; Osano, Odipo; Isaboke, Job; Marriott, Andrew L.; Watts, Michael J. ORCID: https://orcid.org/0000-0003-0379-8401. 2022 Plutonium as a soil erosion tracer in east Africa. [Lecture] In: 37th International SEGH conference, Eldoret, Kenya, 10-14 Oct 2022. SEGH. (Unpublished)

Isaboke, Job; Humphrey, Olivier S.; Dowell, Sophia M.; Osano, Odipo; Watts, Michael J. ORCID: https://orcid.org/0000-0003-0379-8401. 2022 Spatial distribution and loss of micronutrients in soils from two different land use management. [Lecture] In: 37th International SEGH conference, Eldoret, Kenya, 10-14 Oct 2022. Society for Geochemistry and Health, 35.

2021

Humphrey, O.S.; Middleton, D. R. S.; Ahmad, S.; Cocerva, T.; Dowell, S.M.; Garza-Galndo, R.; Hamilton, E.M.; Kafwamfwa, N.; Kaninga, B.; Kourgia, P.; Ligowe, I. S.; MacLeod, H. A.; Mafulul, S. G.; Marriott, A.L.; McLellan, I. S.; Meso, D. N.; Munthali, K.; Niepsch, D.; Rodgers, K. J.; Song, N.; Tait, A. J.; Woods, C.. 2021 The Society for Environmental Geochemistry and Health (SEGH): building for the future of early career researchers. Environmental Geochemistry and Health, 43. 2455-2458. 10.1007/s10653-020-00620-4