D. C. Okujagu

University of Port Harcourt

Publishing since 2018, latest 2026

Renewable Energy, Sustainability and the Environment
General Economics, Econometrics and Finance
Geochemistry and Petrology
Pollution
Artificial Intelligence
Ocean Engineering

Publications: 142018–2026
Citations: 41to those papers
h-index: 3i10-index 2
Field-weighted impact: 0.821.00 is the world average
World top 10%: 0%0 of 14 scored papers
Open access: 57%8 papers free to read

3 other works — preprints, datasets and the like — are listed but not counted.

By year

Papers, and the citations to them

Publications, left axisCitations to that year’s papers, right axis2026 still in progress

Citations received each year

Peerford

To all their work, old papers included. Google Scholar also counts citations from theses, books and web pages, so its line runs higher.

What they work on

Publications

14 in all

Assessment of Groundwater Quality, Geochemical Modeling, and Multidimensional Health Risk Analysis Near Municipal Solid Waste Dumpsites in Obio/Akpor, Rivers State, Nigeria
2026International Journal of Progressive Sciences and TechnologiesJournalOpen access0 citations10.52155/ijpsat.v55.2.7859
Sustainable Energy and Climate Change Adaption: A Review of Synergies and Trade-Off

Download CV:PDFWord

From the classification of each paper

Subfields

Renewable Energy, Sustainability and the Environment643%
General Economics, Econometrics and Finance429%
Geochemistry and Petrology321%
Pollution321%
Artificial Intelligence214%
Ocean Engineering214%
Water Science and Technology214%
Control and Systems Engineering17%
Earth-Surface Processes17%
Ecology17%

Physical Sciences
Social Sciences

Topics most written on

Global Energy and Sustainability Research4
Natural Resources and Economic Development4
Energy, Environment, and Transportation Policies3
Oil, Gas, and Environmental Issues3
Geochemistry and Geologic Mapping2
Groundwater and Isotope Geochemistry2
Reservoir Engineering and Simulation Methods2
Water Quality and Pollution Assessment2
Aeolian processes and effects1
Aquatic Ecosystems and Biodiversity1
Climate Change Policy and Economics1
Energy and Environment Impacts1

Who they write with

Their most frequent co-authors, and the papers those co-authors share

Where their co-authors are

7% of their papers have a co-author abroad

papers co-written1111111Home

Most frequent partner countries

Greece1

Papers with at least one author in that country.

Institutions written with most

Federal University OtuokeNG5 papers
Federal University Oye EkitiNG2 papers
Rivers State UniversityNG2 papers
National Technical University of AthensGR1 paper
Federal University LokojaNG1 paper
University of NigeriaNG1 paper
Kogi State UniversityNG1 paper
Ignatius Ajuru University of EducationNG1 paper
University of IlorinNG1 paper

Where they publish

SPE Nigeria Annual International Conference and Exhibition5
Asian Journal of Physical and Chemical Sciences1
Environment & Ecosystem science1
Environmental Contaminants Reviews1
Environmental Earth Sciences1
European Multidisciplinary Journal of Modern Science1
International Journal of Progressive Sciences and Technologies1
Journal of Applied Geospatial Information1

How it can be read

57% free to read

Diamond 3 · 21%Free to read and to publish
Gold 1 · 7%In an open-access journal
Hybrid 1 · 7%Open in a subscription journal
Bronze 2 · 14%Free to read, no open licence

Development goals addressed

From each paper’s title and abstract

6Clean water and sanitation2
8Decent work and economic growth2
7Affordable and clean energy1
16Peace, justice and strong institutions1

Most cited

A REVIEW OF WETLANDS AND COASTAL RESOURCES OF THE NIGER DELTA: POTENTIALS, CHALLENGES AND PROSPECTS
Environment & Ecosystem science
202116 citationsOpen access · Diamond
Assessment of groundwater quality for irrigation suitability: a case study of Khana and Gokana LGAs, Rivers State, Nigeria
Environmental Earth Sciences6
202310 citations
Geospatialization of Spilling Facility From Spdc 2015 Oil Spill Reports of The Niger Delta Region of Nigeria
Journal of Applied Geospatial Information
20198 citationsOpen access · Gold
Deregulation of the Downstream Sector of the Nigerian Oil Industry and its Impact on Pump Price of Petroleum Products
SPE Nigeria Annual International Conference and Exhibition16
20222 citations
Imperatives of Modular Refineries and their Impact on Product Availability in Nigeria
SPE Nigeria Annual International Conference and Exhibition8
20222 citations

SPE Nigeria Annual International Conference and Exhibition

Identification and Commercialization of the Nigerian GeoHeritage and Medical Geology Resources

2025Journal of research in environmental and earth science.JournalOpen accessSenior author0 citations10.35629/2532-11040109

A Geospatial Assessment of the Impact of Gas Flaring on Vegetation Cover in Delta State, Nigeria

2023European Multidisciplinary Journal of Modern ScienceJournalOpen accessSenior author0 citations10.5281/zenodo.17823287

Imperatives of Modular Refineries and their Impact on Product Availability in Nigeria

2022SPE Nigeria Annual International Conference and ExhibitionPublication2 citations10.2118/211932-ms

Economic Advantages of Emerging Indigenous Participation in Exploration and Production Operations in the Oil & Gas Industry

2022SPE Nigeria Annual International Conference and ExhibitionPublicationSenior author1 citation10.2118/211930-ms

The Nigerian Power Grid and Impediments to Power Revolution in Nigeria

2022SPE Nigeria Annual International Conference and ExhibitionPublication1 citation10.2118/211931-ms

Health implications of selected heavy metals around hydrocarbon impacted sites in the Niger Delta: A preliminary investigation

2022Zenodo (CERN European Organization for Nuclear Research)JournalOpen accessSenior author0 citations10.5281/zenodo.6631143

A copy in a repository

Closed 6 · 43%Behind a paywall