Umueni Uchenna E.

Hydrochemical Evolution and Seawater Intrusion Processes in Coastal Aquifers of the Niger Delta, Nigeria

Umueni Uchenna E., Anaekwe Michael U., Omuluche Collins O. & Okpoji, Awajiiroijana U · Asian Journal of Geographical Research · 2026

Groundwater quality deterioration and seawater intrusion have become major environmental concerns in the coastal aquifers of the Niger Delta due to increasing urbanisation, industrial activities, and intensive groundwater abstraction. This study evaluated the hydrochemical evolut...

Open access Research Article 10.9734/ajgr/2026/v9i3438

Assessing Hydrological and Sediment Factors for Ecotoxicological Risk of the Orashi River, Rivers State, Nigeria

Umueni Uchenna E., Ogbaji Henderson O., Okpoji Awajiiroijana U., Osuagwu Eze L., Akpan Nsima A., Ekpe John E., Okabekwe Veraline C., Anumaka Collins C., Obiefuna Grace C. & Warder Amaminor B. · Asian Journal of Geological Research · 2026

Rivers in the Niger Delta deliver vital ecological and economic benefits but face increasing pressures from human activities that disrupt hydrology and harm sediment quality. This research assessed the hydrological features, sediment condition, and ecological risks of the Orashi...

Open access Research Article 10.9734/ajoger/2026/v9i1230