Modestus Ohaegbulem

Hydrogeochemical Controls on Groundwater Quality in Agricultural Communities of Benue State, Nigeria

Oluyara Emmanuel, Modestus Ohaegbulem, Omuluche Collins O., Okpoji, Awajiiroijana U, Okata-Nwachukwu Maria O., Jerry Joseph, Umar Dangoje M., Mahmoud Amina B., Umeghalu Christian Okechukwu & Inyang Godwin E. · Asian Journal of Advanced Research and Reports · 2026

Groundwater is an important source of domestic water supply in agricultural communities, but its chemistry may reflect both natural geochemical processes and land-use inputs. This study evaluated hydrogeochemical characteristics and controls on groundwater quality in four agricul...

Open access Research Article 10.9734/ajarr/2026/v20i111491

Hydrogeochemical Characterisation and Assessment of Mineral–water Interaction in Aquifer Systems of the Niger Delta, Nigeria

Etukudo Nsikan J., Modestus Ohaegbulem, Oluyara Emmanuel T., Omuluche Collins O., Abia Uwem B., Okoro Mary Ugomma, Okpoji Awajiiroijana U., Otuuh Azubuike G., Kufre Iberedem & Madu Onyeka Emmanuel · Asian Journal of Geographical Research · 2026

Groundwater is an important source of water supply in the Niger Delta, and its chemistry reflects interactions between recharge water and aquifer materials. This study characterised the hydrogeochemistry of selected Niger Delta aquifer systems and assessed mineral–water interacti...

Open access Research Article 10.9734/ajgr/2026/v9i4473

Microbial Bioremediation of Petroleum-contaminated Coastal Soils in Rivers State, Nigeria

Samuel Oji Iheukwumere, Modestus Ohaegbulem, Okoye Chinenye V., Gambo Farida, Bassey Aniekpeno B., Eyibara Oghenehokoke U., Omuluche Collins O., Angela Atata, Okpoji Awajiiroijana U., Obi Justina N., Monday William T., Awajiiroijana U., Okpoji, Oghenehokoke U., Eyibara, Justina N., Obi, Chinenye V., Okoye & William T., Monday · International Journal of Pathogen Research · 2026

Petroleum contamination of coastal soils poses significant environmental concerns due to the persistence and ecological toxicity of petroleum hydrocarbons. This study evaluated the potential of indigenous microorganisms for the bioremediation of petroleum-contaminated coastal soi...

Open access Research Article 10.9734/ijpr/2026/v15i5489