a) Ph.D. 2008
b) M.Sc. 1998
c) B.Sc. 1993
e) PGD 2010
f) NCE 1986

The area of specialization is in the field of Physical Geography (Environmental & Resource Analysis, Geospatial Techniques – Remote Sensing and GIS) with the application of Geospatial Techniques. The main focus of my research publications include assessment and monitoring of environmental pollution, soil degradation and pollution, urban ecosystem, , atmospheric deposition of nutrients and pollutants, disaster risk management, and geospatial analysis of land use/land cover changes with its consequences.

a. Netherland Fellowship Programme (NFP): Certificate in Disaster Risk Management and Environmental Assessment for
Spatial Planning – C15-ESA-SCD-01 2015

b. Netherland Fellowship Programme (NFP): Refresher Course-Pro-Poor and Gender Equitable Innovation in West Africa
(PGILWA), Rectas, OAU, Ile-Ife, Nigeria. 2015

c. Netherland Fellowship Programme (NFP): Post Graduate Diploma, Natural Resource Management, Faculty for Geo-Information Science and Earth Observation (ITC), University of Twente, Enschede, the Netherlands. 2010

i. Acting Head of Department, Environmental Management and Toxicology (EMT) 2017-2019

ii. Member, FUNAAB Senate 2017-2019

iii. Member, Board of Postgraduate School 2017-2019

iv. Member, Student Disciplinary Committee (SDC) 2019-Date

v. Chairman, Ad Hoc Committee on the Removal of Junks from University Buildings 2020-Date

vi. Programme Leader, Environment System and Climate Change, Centre of Excellence in Agricultural Development and Sustainable Environment CEADESE) 2023-Date

i. Member, Association of Nigerian Geographers

ii. Member, Environmental and Geospatial Information in Africa

iii. Member, International Society for Photogrammetry and Remote Sensing

iv. Member, Environmental and Behaviour Association of Nigeria

v. Member, Soil Science Society of Nigeria.

vi. Member, International Soil Moisture Network

vii. Member, International Co-operative Programme on Assessment and Monitoring of Air Pollution Effects on Forests

– Adedeji, O.H., Abdusaalaam, S.A., Solomon, O.D., Olayinka, O.O., Tobore, A.O. and Oladokun, G.E. (2026). Assessing Urban Environmental Quality Change Using GIS in Gbekuba, Ido LGA, Ibadan, Oyo State. A Paper Presented at the 1st International Conference on Climate-Smart Agriculture: Advancing Smart innovations for resilient and productive agriculture in the third world. FUNAAB, December 10-12, 2025

– Adedeji, O.H., Abdusaalaam, S.A. and Tobore, A.O. (2026). Utilizing geospatial technologies of Remote Sensing, IoT, ICT, and AI to Promote Climate-Smart Agriculture for Sustainable Food Production in Africa. A Paper Presented at the 1st International Conference on Climate-Smart Agriculture: Advancing Smart innovations for resilient and productive agriculture in the third world. FUNAAB, December 10-12, 2025

– Adedeji, O.H., Abdusaalaam, S.A., Olayinka, O.O., Tobore, A.O. and Oladokun, G.E. (2026). Impact Of Land Use/Land Cover Changes on Soil Quality in Abeokuta South Local Government Area, Ogun State, Nigeria. A Paper Presented at the 1st International Conference on Climate-Smart Agriculture: Advancing Smart innovations for resilient and productive agriculture in the third world. FUNAAB, December 10-12, 2025

– Oyegbami, A.I.., Adedeji, O.H., Oyedepo, J.A. and Adekunle, M.F. (2019). Harnessing the role of Urban Forest for Food Security and Climate Change Mitigation in Sub-Saharan Africa. . A Paper Presented at the 22nd Annual Symposium of the International Association of Research Scholars and Fellows. IITA, Ibadan, Nigeria. May 20-24,2019

– Tope-Ajayi, O.O. Adedeji, O.H. and Adeofun, C.O. (2017). Exploring Relationships between Urban Heat Island Effect and Land Use/Land Cover Types in Ibadan, Nigeria, Paper Presentation at the 2nd GIS Researchers in Africa (GISRAfrica 2017) Conference. November 23-24, 2017

– Adedeji, O. H., Ayodeji, M.T., Bada, B.S., Azeez, J.O. Adeofun, C.O., Tope-Ajayi O.O. (2017).Estimating and mapping soil organic carbon stock under different agricultural land use and land cover in Abeokuta, Nigeria. Paper Presentation at the 2nd GIS Researchers in Africa (GISRAfrica 2017) Conference. November 23-24, 2017

– Adedeji, O.H. Tope-Ajayi, O.O. Azeez, O.I. (2016): Assessment of Land Use / Land Cover Changes Due to Quarrying Activities in Odeda Local Government Area, Ogun State, Nigeria. Paper Presented at the 57th Annual Conference of the Nigerian Geographical Association (ANG) University of Lagos, April 10-15th 2016

– Olayinka, O.O., Adedeji, O.H. Tope-Ajayi, O.O. and Ogundiran, T. (2016): Urban Flood Risk and Vulnerability Mapping around Olodo River, Ibadan, Nigeria. Paper Presented at the 57th Annual Conference of the Nigerian Geographical Association (ANG) University of Lagos, April 10-15th 2016

– Adedeji, O.H., Olayinka, O.O., Osunde, E.O. and Badejo, A.A. (2015): Environmental Pollution around Petrol Stations in Abeokuta Metropolis, Ogun State, Nigeria. Paper presented at 3rd Annual Conference on Environmental Health Sciences held at the University of Ibadan, Nigeria, November 1 -5, 2015

– Olayinka, O.O, Adedeji, O.H., Akinyemi, A.A. and Oresanya, O.J. (2015): Heavy metals and PCB Concentrations in Eleyele Lake, Ibadan, Oyo State, Nigeria. Paper presented at 3rd Annual Conference on Environmental Health Sciences held at the University of Ibadan, Nigeria, November 1 -5, 2015

– Olayinka, O.O. and Adedeji, O.H. (2014): Air and Heavy Metal Pollution around a Steel Foundry in Ogijo, Ogun State, Nigeria. Paper presented at Conference on Environmental Health Sciences- Ibadan 2014. Adewole Hall, CESDEV, Bodija, Ibadan. November 10th – 14th 2014,

Research Reports, Dissertation and Thesis

i. Adedeji, O.H.(1993): Implications of land use and land cover changes in Isheri, Lagos State. Unpublished BSc. Research Report Submitted to the Department of Geography and Planning. University of Lagos, Akoka, Yaba, Lagos, Nigeria. 67 p.

ii. Adedeji, O.H. (1998): Peoples’ perception of land degradation. A case study of Ijebu-Ode area of Ogun State, Nigeria. MSc. Dissertation, University of Ibadan, Ibadan, Nigeria. 81 p.

iii. Adedeji, O.H. (2008): Nutrient cycling in an agroecosystem of rubber plantation in Ikenne, Southwestern, Nigeria. PhD Thesis University of Ibadan, Ibadan, Nigeria. 207 p.

iv. Adedeji, O.H. (2010): Monitoring the spatial pattern of land cover change using remotely sensed imageries and GIS: A case study of Omo-Shasha-Oluwa forest reserve, Southwestern Nigeria. PGD, Final Project Submitted to Department of Natural Resource Management, Faculty for Geo-Information Science and Earth Observation (ITC), University of Twente, Enschede, the Netherlands. 24 p.

Articles in Learned Journals

1) Adedeji, O.H. and Somuyiwa, A.O. (2003): Corporate Environmental Behaviour and Criminality in Nigeria. Nigerian Journal of Environment and Behaviour.1 (1): 28-34 Published by Environment and Behaviour Association of Nigeria (EBAN).

2) Adedeji, O.H. and Odufuwa, B.O. (2005): An Overview of the Complimentarily between Environmental Degradation and Gender in Africa. Journal and Related Studies. 2(1):489-501

3) Adedeji, O.H. and Akanni, C.O. (2007): Effects of Organic Amendments and Litter Cover on Soil (Oxic Udox) Quality in Ago-Iwoye Farm Settlement, Southwestern, Nigeria. Environtropica. 4(1&2):22-31. Published by Department of Zoology, Obafemi Awolowo University, Ile-Ife, Nigeria.

4) Adedeji, O.H. (2007): Impacts of Urban and Peri-Urban Agriculture on Soil Quality in Ijebu-North LGA of Ogun State, Nigeria. OOU Journal of Environmental Technology.1(1):125-134. Published by Faculty of Environmental Technology, Olabisi Onabanjo University, Ago-Iwoye, Nigeria.

5) Adedeji, O.H., Somuyiwa, A.O., and Odufuwa, B.O. (2007): Automobile Dependency and Environmental Quality within the Context of Transport Demand Management in Sub-Saharan Africa. Journal of Geography, Environment and Planning (JOGEP). 3(1):75-84. Published by Department of Geography and Planning Science, Faculty of Social Sciences, University of Ado-Ekiti, Nigeria.

6) Adedeji, O.H. (2008): Sulphate, Chloride and Nitrogen Compound Concentration in Atmospheric Deposition and Effects on Nutrient Cycling in a Rubber Plantation Agroecosystem at Ikenne, SW Nigeria. Environmental Research Journal. 2(2):80-87. Published by Medwell Journals. Pakistan. Available online at: http://www.medwelljournals.com

7) Adedeji, O.H. (2008): Climate Change and Energy Access in Nigeria: The Need for Sustainable and Integrated Energy Management. Journal of Geography, Environment and Planning (JOGEP). 4(1):70-82. Published by Department of Geography and Planning Science, Faculty of Social Sciences, University of Ado- Ekiti, Nigeria.

8) Adedeji, O.H. and Ademiluyi, I.A. (2009): Urban Agriculture and Urban Land Use Planning. Need For a Synthesis in Metropolitan Lagos, Nigeria. Journal of Geography and Regional Planning. 2(3):43-50. Published by Academic Journals. USA Available online at: http:www.academicjournals.org/JGRP/

9) Odufuwa, B.O., Adedeji, O.H., Oladesu, J.O. and Bongwa, A. (2012): Flood of Fury in Nigerian Cities. Journal of Sustainable Development. 5(7):69-79. ISSN 1913- 9063 E-ISSN 1913-9071. Published by Canadian Center of Science an Education Canada Available online at: www.ccsenet.org/jsd

10) Gbadebo, A.M., Kehinde, I.A. and Adedeji, O.H. (2012): Participatory Roles of Women in Quarrying Activities in Abeokuta Metropolis. Global Journals of Human and Social Sciences. Volume 12 Issue 13C, p.12-25 Published by Global Journals Inc., Cambridge Office Center, II Canal Park, Floor No. 5th, Cambridge (Massachusetts) USA. Available online at: www.GlobalJournals.org

11) Adedeji, O.H., Odufuwa, Bashir. O and Adebayo, H. O. (2012): Building capabilities for flood disaster and hazard preparedness and risk reduction in Nigeria: Need for spatial planning and land management. Journal of Sustainable Development Africa. 14(1): 45-58. Published by Clarion University of Pennsylvania, Clarion, Pennsylvania, USA Available online at: http://www.jsd-africa.com/

12) Adedeji, O.H. and Gbadegesin, A.S. (2012): Base Cation Leaching from the Canopy of a Rubber (Hevea brasiliensis willd. Muell-Arg) Plantation at Ikenne, South West Nigeria Ethiopian Journal of Environmental Studies and Management. 5(4):384-390. Published by Department of Geography and Environmental Studies, Bahir Dar University. Ethiopia. Available online at: http://dx.doi.org/10.4314/ejesm.v5i4.

13) Adedeji, O.H., Olayinka, O.O. and Oyebanji, F.F (2013): Assessment of Traffic Related Heavy Metals Pollution of Roadside Soils in Emerging Urban Centres in Ijebu-North area of Ogun State, Nigeria. Journal of Applied Science and Environmental Management. 17(4): 509-514. Published by World Bank Assisted National Agricultural Research Project (NARP) Available online at: www.bioline.org.br/ja

14) Olayinka, O.O., Adedeji, O.H. and Oladeru, I.B. (2013): Water Quality and Bacteriological Assessment of Slaughterhouse Effluent on Urban River in Nigeria. Journal of Applied Science in Environmental Sanitation. 8(4):277-286. Published by Department of Environmental Engineering, Sepuluh Nopember Institute of Technology (ITS) Surabaya, and Indonesian Society of Sanitary and Environmental Engineers (IATPI) Jakarta, Indonesia. Available online at: http://www.trisanita.org/jases

15) Adedeji, O.H. and Olayinka, O.O. (2013): Heavy Metal Concentrations in Urban Stormwater Runoff and Receiving Stream. Journal of Environment and Earth Sciences. 3(7):141-150. Published by International Institute for Science, Technology and Education (IISTE).USA Available online at http://www.iiste.org

16) Adedeji, O.H. and Olayinka, O.O. (2014): Concentrations of Heavy Metals in Dumpsite Leachate and Effects on Adjacent Stream on Ajakanga, Ibadan, Nigeria. Journal of Applied Science in Environmental Sanitation. 9(2):113-122. Published by Department of Environmental Engineering, Sepuluh Nopember Institute of Technology (ITS) Surabaya, and Indonesian Society of Sanitary and Environmental Engineers (IATPI) Jakarta, Indonesia Available online at: http://www.trisanita.org/jases

17) Olayinka, O.O. Adedeji, O.H. and Sanni, S.S. (2014): Water Quality of Hand-Dug Wells at Close Proximity to Pit Latrine and its Health Implication in Isara–Remo, Nigeria. Journal of Environmental Science, Toxicology and Food Technology. 8(6):Ver.II:56-64. Published by International Organization of Scientific Research. USA. Available online at: www.iosrjournals.org

18) Olayinka, O.O. and Adedeji, O.H. and Dada, O. (2014): Determination of Concentrations of Heavy Metals in Municipal Dumpsite Soil and Plants at Oke-Ogi, Iree, Nigeria. International Research Journal of Pure & Applied Chemistry. 4(6):656-669. Published by Science Domain International, Third Floor, 207 Regent Street, London, W1B 3H United Kingdom Available online at:http://www.sciencedomain.org

19) Adedeji, O.H., Adebayo, H. O. and Sotayo, E.I. (2014): Assessing environmental impacts of inland sand mining in parts of Ogun State, Nigeria. Ethiopian Journal of Environmental Studies and Management. 7(5): 478 – 487. Published by Department of Geography and Environmental Studies, Bahir Dar University. Ethiopia. Available online at: http://dx.doi.org/10.4314/ejesm.v5i4.

20) Adedeji, O.H., Olayinka, O.O. and Nwanya, F.C. (2014): Soil and Water Pollution evels in and around Urban Scrapyards. Journal of Environmental Science, Toxicology and Food Technology, 8(4) Ver. II, 01-08. Published by International Organization of Scientific Research. USA Available online at: www.iosrjournals.org

21) Adedeji, O.H. and Gbadegesin, A.S. (2014): Comparing Throughfall and Litterfall Nutrient Fluxes in a Rubber (Hevea brasiliensis Willd. Muell-Arg) Plantation Agro-ecosystem at Ikenne, South-west Nigeria. Applied Environmental. Research, 36(3): 17-28. Published by Environmental Research Institute, Chulalongkorn University, Bangkok, Thailand. Available online at: http://www.tci-thaijo.org/index.php/jer

22) Adedeji, O.H. and Adeofun, C.O. (2014): Spatial Pattern of the Land Cover Change Using Remotely Sensed Imagery and GIS: A Case Study of Omo-Shasha-Oluwa Forest Reserve, SW. Nigeria (1986-2002). Journal of Geographic Information System. 6:375-385. Published by SciRes. USA. Available online at: http://www.scirp.org/journal/jgis

23) Oladoye, A.O., Adedeji, O.H., Osinowo, O.O., Basiru, A.O. and Yisau, J.A. (2014): Phytosociological Assessment of Understorey Species in Leuceana leucocephala and Gmelina arborea stands in Federal University of Agriculture, Abeokuta. Forests and Forest Products Journal. 6: 9-17. Published by Forest and Forest Product Society. Federal University of Technology Akure, Nigeria.

24) Adedeji, O.H. (2015): Patterns of Nitrogen Mineralization and nitrification in a rubber (Hevea brasiliensis-Willd. Muell-Arg) plantation agroecosystem in relation to age stands in southwestern Nigeria. Journal of Environmental Technology. 6(1):125-134. Published by Faculty of Environmental Technology, Olabisi Onabanjo University, Ago-Iwoye, Nigeria.

25) Adedeji, O.H. and Olayinka, O.O. (2015): Assessment of Groundwater Contamination by Textile Effluent of Discharges in Ikorodu, Nigeria. Applied Environmental Research. 37 (1): 35-48. Published by Environmental Research Institute, Chulalongkorn University, Bangkok., Thailand. Available online at: http://www.tci thaijo.org/index.php/jer

26) Adedeji, O.H., Tope-Ajayi, O.O. and Abegunde, O.L. (2015):Assessing and Predicting Changes in the Status of Gambari Forest Reserve, Nigeria Using Remote Sensing and GIS Techniques. Journal of Geographic Information System. 7:301-318. Published by SciRes. USA Available online at: http://www.scirp.org/journal/jgis

27) Olayinka, O.O, Adedeji, O.H. and Balogun, Yewande. (2015): Air and Heavy Metal Pollution around a Steel Foundry in Ogijo, Ogun State, Nigeria. Journal of Science Research. 14: 9-16. Published by the Faculty of Science, University of Ibadan, Ibadan, Nigeria

28) Olayinka, O.O., Adedeji, O.H. and Ipeaiyeda, R.A. (2015): Determination of Polycyclic Aromatic Hydrocarbons (PAHs) on selected Dumpsites in Abeokuta Metropolis, SW, Nigeria. Applied Environmental Research. 3(3): 33-48. Published by Environmental Research Institute, Chulalongkorn University, Bangkok., Thailand. Available online at: http://www.tci- thaijo.org/index.php/jer

29) Oyebanji, F. F., Oguntoke, O., Ojekunle, O. Z., Adeofun, C. O., Adedeji, O.H., Ekpo, U.F. & Adekunle, M. M. (2016): Seasonal and Spatial Analysis of Air Pollutants Emissions from Fuel-Wood Utilization in Selected Rural Communities within Odeda LGA, Nigeria. Global Journal of Science Frontier Research Environment & Earth Science. 16(3):35-44 Published by Global Journals Inc., Cambridge Office Center, II Canal Park, Floor No. 5th, Cambridge (Massachusetts) USA Available online at:www.GlobalJournals.org

30) Sanusi, R.A., Owuye, D.M., Okojie, L.O., Akerele, D. and Adedeji, O.H. (2016): Rural Infrastructure and Poverty Profile of Arable Crop Farming Households in Ogun State, Nigeria. Tropical Agriculture (Trinidad). 93(4):284-297. Published by Faculty of Food and Agriculture, University of West Indies, Trinidad and Tobago.

31) Olayinka, O.O., Adedeji, O.H., Oresanya, O.J. and Alabi-Thompson, O.F. (2016): Environmental and Health impact of Cement factory production in Ibese, Ogun State, Nigeria. Applied Environmental Research. 38(2): 93-110. Published by Environmental Research Institute, Chulalongkorn University, Bangkok., Thailand. Available online at: http://www.tci- thaijo.org/index.php/jer

32) Bada, B.S., Udeogu, V.O., Adeofun, C.O., Badejo, A. A., Adedeji, O.H. and Adekunle, A.A. (2016): Municipal Wastes, Disposal Practices and Impacts on Water Resources in Lafia, Nasarawa State. Nigerian Journal of Ecology. 15(2):1-10. Published by the Department of Environmental Biology, University of Ibadan, Ibadan, Nigeria

33) Adedeji, O.H., Olayinka, O.O., and Tope-Ajayi, O.O. (2016): Mapping of Traffic-Related Air Pollution Using GIS Techniques in Ijebu-Ode, Nigeria. Indonesian Journal of Geography. 48(1):76 – 86. Published by the Faculty of Geography, Gadjah Mada University (UGM) and The Indonesian Geographers Association, Indonesia. Available online at: http://jurnal.ugm.ac.id/index.php/ijg

34) Adedeji, O.H., Olayinka, O., Badejo, A.A. and Osunde, E.O. (2016). Assessing Heavy Metals on Soil and Groundwater around Petrol Stations in Abeokuta Metropolis, Nigeria. Journal of Science Research, 15, 41-48. Published by Faculty of Science, University of Ibadan, Ibadan. Nigeria.

35) Tope-Ajayi, O.O., Adedeji, O.H., Adeofun, C.O. and Awokola, O. (2016): Land Use Change Assessment, Prediction Using Remote Sensing and GIS Aided Markov Chain Modelling at Eleyele Wetland Area, Nigeria. Journal of Settlements and Spatial Planning. 7(1), 51- 63. DOI: 10.19188/06JSSP012016. Published by Centre for Research on Settlements and Urbanism. Babeş-Bolyai University, Faculty of Geography, Department of Human Geography and Tourism 5-7, Clinicilor Street, Cluj-Napoca, 400006, Romania Available online at: http://jssp.reviste.ubbcluj.ro

36) Adedeji, O.H., Olayinka, O.O., and Oladimeji, O (2017): Physicochemical and Microbiological Examination of Hand-Dug Wells, Boreholes and Public Water Sources in Selected Areas of Ibadan, Nigeria. Journal of Applied Science and Environmental Management. 21(3):576-584. Published by World Bank Assisted National Agricultural Research Project (NARP) University of Port-Harcourt. Available online at: www.bioline.org.br/ja

37) Adedeji, O.H., Olayinka, O.O., Badejo, A.A. and Adedokun, N. (2017): An Assessment of Ambient Air Quality around Diesel Powered Telecommunication Base Stations in Abeokuta, Southwestern Nigeria. International Journal of Ecology and Environmental Studies, 4(1), 6-19. Published by Institute of Ecology and Environmental Studies. Obafemi Awolowo University, Ile-Ife, Osun State, Nigeria.

38) Olayinka, O.O., Adedeji, O.H., Akinyemi, A.A. and Oresanya, O.J. (2017): Assessment of the Pollution Status of Eleyele Lake, Ibadan, Oyo State, Nigeria. Journal of Health and Pollution, 7 (15), 51–62. Published by Pure Earth (formerly Blacksmith Institute) by grant funded by the World Bank and the European Union.

39) Adedeji, O.H., Olayinka, O.O., and Tope-Ajayi, O.O and Awosika, D.A. (2017): Spatial Distribution and Health Risk Assessment of Heavy Metals in Urban Parks and Gardens Soils in Lagos State, Nigeria. Journal of Agricultural Science and Environment, 18(1&2) 16-35, Federal University of Agriculture, Abeokuta.

40) Gbadebo, A.M., Adedeji, O.H. and Edogbo, A.S. (2018): GIS-based landslide susceptibility assessment in Eyinoke Hilly Area of Okeigbo, SW, Nigeria. Journal of Applied Science and Environmental Management, 22(6):917-924. Published by World Bank Assisted National Agricultural Research Project (NARP) University of Port-Harcourt. Available online at: www.bioline.org.br/ja

41) Bada, B.S., Oyegbami, I.E., Adeofun, C.O., Soaga, J.A., Adedeji, O.H. and Towolawi, A.T. (2018): Carbon Sequestration of Urban Trees along Selected Roads in Abeokuta, Ogun State, Nigeria. Journal of Sustainable Technology, 9(2):67-77 ISSN: 2251-0680. Published by Centre for Research and Development (CERAD). The Federal University of Technology, Akure, Nigeria.

42) Matemilola, S., Adedeji, O.H., Elegbede, I. and Kies, F. (2019): Mainstreaming Climate Change into the EIA Process in Nigeria: Perspectives from Projects in the Niger Delta Region. Climate, 7: 29; doi: 10.3390/cli7020029 Published by MDPI, Basel, Switzerland.

43) Adedeji, O.H., Olayinka, O.O., and Tope-Ajayi, O.O. (2019): Spatial distribution and health risk assessment of soil pollution by heavy metals in Ijebu-ode, Nigeria. Journal of Health and Pollution, 9 (22): 1–14. Published by Pure Earth (formerly Blacksmith Institute) by grant funded by the World Bank and the European Union.

44) Adedeji, O.H., Adeofun, C.O., Tope-Ajayi, O.O. and Ogunkola, M.O. (2020): Spatio-temporal analysis of urban sprawl and land use / land cover changes in a suburb of Lagos and Ogun metropolises, Nigeria (1986-2014). Ife Journal of Science, 22(1):1-16 Published by Faculty of Science, Obafemi Awolowo University, Ile-Ife, Nigeria

45) Adedeji, O.H., Olayinka, O.O., Tope-Ajayi, O.O. and Azeez, O.I. (2020): Land use/Land cover changes due to Quarrying in Odeda Local Government Area of Ogun State, Nigeria: An Assessment and Implication for Rural Livelihood. Journal of Meteorology and Climate Science. 18 (1), 28-40. Published by Nigerian Meteorological Society (Nimets).

46) Adedeji, O.H., Olayinka, O.O., Ogundiran, T. and Tope-Ajayi, O.O. (2021): Urban Flood Impacts, Flood Water Quality and Risk Mapping of Olodo Area, Ibadan, Nigeria. Journal of Natural Sciences, Engineering and Technology. 19(1): 56-73 Published by Federal University of Agriculture, Abeokuta.

47) Olayinka, O.O., Adedeji O.H. & Ahmed S. A | (2020). Oil spillage measures caused drastic reduction in total petroleum hydrocarbon levels in petroleum depot in Ibadan, Southwestern Nigeria, Cogent Environmental Science, 6:1, 1826744, DOI:10.1080/23311843.2020.1826744. Published by Cogent OA, part of Taylor & Francis Group.

48) Okimiji, O.P., Okafor, A.T., Adedeji, O.H., Oguntoke, O., Shittu, O.B. et al. (2021) Assessing Seasonal Changes in Physical and Chemical Properties of Ground Water Quality around Coastal Slum Settlements in Lagos Metropolis, Nigeria. J. Environ Pollut. Manage. 3: 1-14. Published by Scholarena, Canada

49) Tobore, A., Adedeji, O.H., Senjobi, B. and Olalere, S 2021. Geospatial Suitability Assessment of Wetland Soils for Rice Production in Federal University of Agriculture Abeokuta, Ogun State, Nigeria. Discovery Agriculture, 7(17), 1-25. Published by Discovery Science Society, Tamilnadu, India.

50) Dada, V.O. Awomeso, J.A., Oluwasanya, G.O., Adedeji, O.H., Ayantobo, O.O. and Taiwo, A.M. (2021).Integration of remote sensing data, GIS and geophysical survey for delineation of groundwater potential zones. Nigerian Journal of Science and Environment, 19 (1), 81-97

51) Adedeji, O.H., Olayinka, O., Badejo, A.A. and Osunde, E.O. (2022): Spatial distribution and Environmental Risk Assessment of Petrol Stations in Abeokuta Metropolis. Journal of Applied Science and Environmental Management. 26 (11) 1733-1739. Published by World Bank Assisted National Agricultural Research Project (NARP) University of Port-Harcourt, Nigeria.

52) Aighokhan, O.J., Adedeji, O.H. Oladoye, A.O. and Oyedepo, JA. (2023): Dynamics of urban landscape and its thermal interactions with selected land cover types: A case study of Benin City Nigeria. Journal of Applied Life Sciences and Environment. 56(2):245-272. https://doi.org/10.46909/alse-562099

53) Tobore, A., Ahmed, A.S., Adedeji, O.H., Saleh, A., Abdulla, A. and Khaled, M.K. (2024): Spatial Analysis of Land Cover changes for detecting environmental degradation and promoting sustainability. Kuwait Journal of Science. 51(2):100197 https://doi.org/10.1016/j.kjs.2024.100197 Published by Elsevier B.V.

54) Okimiji, O.P., Simon, J.N., Aborisade, M.A., Adedeji, O.H., Okafor, A.T., Tope-Ajayi, O.O., Ezennia, J.O. (2024): Integrated GIS-based and water quality index for evaluation of groundwater quality in the coastal slum settlements of Lagos, Nigeria. Groundwater for Sustainable Development. 25, 101170 https://doi.org/10.1016/j.gsd.2024.101170 Published by Elsevier B.V

55) Busari, R.S. and Adedeji, O.H. (2024): Green Infrastructure as a Strategy for Building Resilience against Stormwater in Ibadan. Journal of Building Design and Environment. 2024; 3(2): 30102. https://doi.org/10.37155/2811-0730-0302-12

56) Abdussalaam, S.A., Olatunde, K.A., Babajide, E.I., Adedeji, O.H., Adeofun, C.O. (2024): Institutional Framework for Disaster Risk Management in Nigeria; Need for a Paradigm Shift. Journal of Applied Science and Environmental Management. 28 (8)2483-2491. Published by World Bank Assisted National Agricultural Research Project NARP), University of Port-Harcourt, Nigeria.

57) Adedeji, O.H., Tobore, A., Anoke, E. and Tope-Ajayi, O.O. 2024. Spatiotemporal analysis of land use dynamics and land surface temperature to detect environmental degradation in Ijebu-ode, Ogun State, Nigeria. Moor Journal of Agricultural Research. 25. Published by Institute of Agricultural Research and Training (IAR&T), Obafemi Awolowo University, Ile-Ife, Nigeria

58) Tobore, A., Adedeji, O.H., Jones, S. and Bamidele, S. 2025. Assessing land use/land cover changes to soil erosion vulnerability using machine learning and RUSLE model. Transactions in Earth, Environment and Sustainability, 1-21 DOI:10.1177/2754124X251331943 Published by Sage Journals, USA

59) Adedeji, O.H. 2025. Synthesizing the Mechanisms of Soil Health and Management under Climate Change to Achieve Sustainable Agriculture. Nigerian Geographical Journal. (Special Issue), 430-439 ISSN 1358-4319 Published by Association of Nigerian Geographers (ANG).

60) Okimiji, O.P., Atoro, T., Fasona, M.I., Suleman, T.A., Adejo, J.E., Oloyede, J.O., Akinloye, F.Y., Adedeji, O.H. et al., 2026. Exploring the dynamics of urban environmental quality using an integrated spatiotemporal approach to evaluate coastal slum settlements in Lagos. Discover Cities, 3:17 https://doi.org/10.1007/s44327-026-00194-3