Esi, Oghenevovwero Emmanuel, Nelson Ofomaja, Theresa Nwanne Ilugo, and Johnson O. Etaghene. 2026. “Assessment of Natural Radioactivity Levels and Radiological Health Risks in Coastal Sediments of the Niger Delta, Nigeria: Environmental and Human Health Implications”. Nigerian Journal of Theoretical and Environmental Physics 4 (1): 35-42. https://doi.org/10.62292/njtep.v4i1.2026.114.