| Loess caves, a special kind of geo-hazard on loess plateau, northwestern China J Peng, P Sun, O Igwe Engineering Geology 236, 79-88, 2018 | 110 | 2018 |
| The analysis of rainfall-induced slope failures at Iva Valley area of Enugu State, Nigeria O Igwe, W Mode, O Nnebedum, I Okonkwo, I Oha Environmental earth sciences 71, 2465-2480, 2014 | 93 | 2014 |
| The influence of grading on the shear strength of loose sands in stress-controlled ring shear tests O Igwe, K Sassa, F Wang Landslides 4, 43-51, 2007 | 82 | 2007 |
| The impact of hydrogeomorphological characteristics on gullying processes in erosion-prone geological units in parts of southeast Nigeria JC Egbueri, O Igwe Geology, Ecology, and Landscapes 5 (3), 227-240, 2021 | 55 | 2021 |
| GIS-based gully erosion susceptibility modeling, adapting bivariate statistical method and AHP approach in Gombe town and environs Northeast Nigeria O Igwe, UI John, O Solomon, O Obinna Geoenvironmental Disasters 7, 1-16, 2020 | 54 | 2020 |
| GIS-based landslide susceptibility mapping using heuristic and bivariate statistical methods for Iva Valley and environs Southeast Nigeria OH Ozioko, O Igwe Environmental monitoring and assessment 192, 1-19, 2020 | 54 | 2020 |
| The geotechnical characteristics of landslides on the sedimentary and metamorphic terrains of South-East Nigeria, West Africa O Igwe Geoenvironmental Disasters 2, 1-14, 2015 | 54 | 2015 |
| The effect of relative density and confining stress on shear properties of sands with varying grading O Igwe, H Fukuoka, K Sassa Geotechnical and Geological Engineering 30, 1207-1229, 2012 | 52 | 2012 |
| Erodibility characteristics and slope stability analysis of geological units prone to erosion in Udi area, southeast Nigeria UC Nebeokike, O Igwe, JC Egbueri, SI Ifediegwu Modeling Earth Systems and Environment 6, 1061-1074, 2020 | 50 | 2020 |
| The characteristics and the erodibility potentials of soils from different geologic formations in Anambra State, Southeastern Nigeria O Igwe, JC Egbueri Journal of the Geological Society of India 92, 471-478, 2018 | 48 | 2018 |
| Physical model experiments for shallow failure in rainfall-triggered loess slope, Northwest China P Sun, G Wang, LZ Wu, O Igwe, E Zhu Bulletin of Engineering Geology and the Environment 78, 4363-4382, 2019 | 47 | 2019 |
| Slope stability analysis of mine waste dumps at a mine site in Southeastern Nigeria O Igwe, C Chukwu Bulletin of Engineering Geology and the Environment 78, 2503-2517, 2019 | 45 | 2019 |
| An experimental study of the mechanical characteristics of fractured loess in western China P Sun, J Peng, L Chen, Q Lu, O Igwe Bulletin of Engineering Geology and the Environment 75, 1639-1647, 2016 | 45 | 2016 |
| The effect of water-saturation on the stability of problematic slopes at the Iva Valley area, Southeast Nigeria O Igwe, H Fukuoka Arabian Journal of Geosciences 8, 3223-3233, 2015 | 45 | 2015 |
| Gully slope distribution characteristics and stability analysis for soil erosion risk ranking in parts of southeastern Nigeria: a case study JC Egbueri, O Igwe, CO Unigwe Environmental Earth Sciences 80 (7), 292, 2021 | 38 | 2021 |
| Risks associated with the mining of Pb–Zn minerals in some parts of the Southern Benue trough, Nigeria O Igwe, EJ Adepehin, C Iwuanyanwu, CO Una Environmental monitoring and assessment 186, 3755-3765, 2014 | 38 | 2014 |
| Effect of environmental pollution on susceptibility of sesquioxide-rich soils to water erosion C Emeh, O Igwe Geology, Ecology, and Landscapes 2 (2), 115-126, 2018 | 37 | 2018 |
| Development of MLR and variedly optimized ANN models for forecasting the detachability and liquefaction potential index of erodible soils JC Egbueri, O Igwe, ME Omeka, JC Agbasi Geosystems and Geoenvironment 2 (1), 100104, 2023 | 36 | 2023 |
| Earthquake-triggered landslides by the 1718 Tongwei earthquake in Gansu Province, northwest China P Sun, R Li, H Jiang, O Igwe, J Shi Bulletin of engineering geology and the environment 76, 1281-1295, 2017 | 36 | 2017 |
| Determining the occurrence of potential groundwater zones using integrated hydro-geomorphic parameters, GIS and remote sensing in Enugu State, Southeastern, Nigeria O Igwe, SI Ifediegwu, OS Onwuka Sustainable Water Resources Management 6, 1-14, 2020 | 35 | 2020 |
