John N. Ugbebor

University of Port Harcourt

Publishing since 2010, latest 2026

Radiological and Ultrasound Technology
Renewable Energy, Sustainability and the Environment
Statistics, Probability and Uncertainty
Ocean Engineering
Environmental Engineering
Water Science and Technology

Their record on OpenAlex

Publications: 552010–2026
Citations: 123to those papers
h-index: 5i10-index 2
Field-weighted impact: 0.281.00 is the world average
World top 10%: 2%1 of 55 scored papers
Open access: 89%49 papers free to read

2 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

Career

On their papers

Every institution they have given on a paper.

Publications

55 in all

EVALUATION OF SAFETY CHALLENGES AND ENVIRONMENTAL BENEFITS IN WASTE TO ENERGY TECHNOLOGIES IN LAGOS, NIGERIA
2026Zenodo (CERN European Organization for Nuclear Research)JournalOpen access0 citations10.5281/zenodo.19331145
Impact of Emergency Preparedness on Emergency Response of Healthcare Workers in a Public Hospital in Rivers State, Nigeria
2026

Download CV:PDFWord

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

From the classification of each paper

Subfields

Radiological and Ultrasound Technology2138%
Renewable Energy, Sustainability and the Environment1527%
Statistics, Probability and Uncertainty1324%
Ocean Engineering815%
Environmental Engineering611%
Water Science and Technology611%
Pollution59%
Biomedical Engineering35%
Global and Planetary Change35%
Health, Toxicology and Mutagenesis35%

Health Sciences
Physical Sciences
Social Sciences

Topics most written on

Occupational Health and Safety Research21
Oil, Gas, and Environmental Issues13
Risk and Safety Analysis13
Oil and Gas Production Techniques6
Water Quality and Pollution Assessment5
Energy and Environment Impacts4
Air Quality and Health Impacts3
Energy, Environment, and Transportation Policies3
Musculoskeletal pain and rehabilitation3
Quality and Safety in Healthcare3
Atmospheric and Environmental Gas Dynamics2
Ergonomics and Human Factors2

Who they write with

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

Where their co-authors are

13% of their papers have a co-author abroad

papers co-written7777777Home

Most frequent partner countries

United States7

Papers with at least one author in that country.

Institutions written with most

Rivers State UniversityNG12 papers
World BankUS7 papers
National Space Research and Development AgencyNG1 paper
University of NigeriaNG1 paper

Where they publish

Asian Journal of Advanced Research and Reports5
International Journal of Innovations in Engineering Research and Technology5
Journal of Scientific Research and Reports5
The Journal of Engineering and Exact Sciences5
Asian Journal of Environment & Ecology4
Current Journal of Applied Science and Technology

Development goals addressed

From each paper’s title and abstract

8Decent work and economic growth9
6Clean water and sanitation4
9Industry, innovation and infrastructure4
13Climate action4
3Good health and well-being3
11Sustainable cities and communities1
12Responsible consumption and production1
14

Most cited

Cost reduction strategies in the remediation of petroleum hydrocarbon contaminated soil
Open Research Africa15
202223 citationsOpen access · Diamond
Developing climate governance strategies in Nigeria: An emphasis on methane emissions mitigation
The Journal of Engineering and Exact Sciences13
202314 citationsOpen access · Gold
The Role of Meteorology for Seasonal Variation in Air Pollution Level in Eleme, Rivers State, Nigeria

Current Journal of Applied Science and Technology

DETERMINATION OF THE HEAVY-METALS POLLUTION INDEX (HPI) OF GROUNDWATER SYSTEM NEAR SELECTED WASTE DUMPSITES IN PORT HARCOURT

2025International Journal of Innovations in Engineering Research and TechnologyJournalOpen accessSenior author1 citation10.26662/ijiert.v12i2.pp1-14

ASSESSMENT OF THE HUMAN FACTORS RESPONSIBLE FOR ACCIDENTS IN OIL AND GAS COMPANIES IN NIGER-DELTA

2025International Journal of Innovations in Engineering Research and TechnologyJournalOpen access0 citations10.26662/ijiert.v12i3.pp7-22

PREVALENCE OF MUSCULOSKELETAL PAIN AMONG ROAD CONSTRUCTION WORKERS IN PORT HARCOURT

2025International Journal of Innovations in Engineering Research and TechnologyJournalOpen access0 citations10.26662/ijiert.v12i8.pp1-14

EVALUATION OF BEHAVIOUR-BASED SAFETY AS AN INCIDENT PREVENTION TOOL IN SELECTED CONSTRUCTION COMPANIES IN PORT-HARCOURT

2025International Journal of Innovations in Engineering Research and TechnologyJournalOpen access0 citations10.26662/ijiert.v12i10.pp1-17

INVESTIGATION OF THE EFFECTIVENESS OF FIRE RISK EMERGENCY PREPAREDNESS IN HIGH INSTITUTIONS IN THE NIGER DELTA REGION OF NIGERIA

2024International Journal of Innovations in Engineering Research and TechnologyJournalOpen accessSenior author0 citations10.26662/ijiert.v11i10.pp8-20

Teaching-based Safety Training: Effects on Safety Performance in Niger Delta Oil and Gas Firms

2024Asian Journal of Advanced Research and ReportsJournalOpen accessSenior author0 citations10.9734/ajarr/2024/v18i12839

Enhancing Safety in Nigeria's Oil and Gas Sector: A Fault Tree Analysis Approach

2023The Journal of Engineering and Exact SciencesJournalOpen access4 citations10.18540/jcecvl9iss11pp18261

Needs and Challenges of Nigeria Petroleum Industry in Assessing Process Safety Cumulative Risk

2023Journal of Geoscience and Environment ProtectionJournalOpen access4 citations10.4236/gep.2023.117013

Occupational Health and Safety Hazards in selected Depots in Niger Delta, Nigeria

2022World Journal of Innovative ResearchJournalOpen access0 citations10.31871/wjir.12.3.7

Health Risks Prevalent among Workers in Tank Farms in Niger Delta, Nigeria

2022World Journal of Innovative ResearchJournalOpen access0 citations10.31871/wjir.12.3.6

Assessment of Leadership Style and Safety in Oil and Gas Servicing Firms in Port Harcourt Metropolis, Nigeria

2021International Journal of Occupational Safety and HealthJournalOpen accessSenior author0 citations10.3126/ijosh.v11i1.33417

Air quality assessment of some oil facilities host communities in Rivers State

2019Nigerian Journal of TechnologyJournalOpen accessSenior author5 citations10.4314/njt.v38i1.29

Prevalent Safety Hazards and Safety Practices in Maritime Transportation in Selected States in Southern Nigeria

2019Open Journal of Safety Science and TechnologyJournalOpen accessSenior author2 citations10.4236/ojsst.2019.93006

IMPACT OF VEHICULAR TRAFFIC ON AMBIENT AIR QUALITY IN SELECTED JUNCTIONS IN PORT HARCOURT, NIGERIA

2018Science World JournalJournalOpen accessFirst author7 citations

Assessment of Ambient Air Quality and Noise Levels around Selected Oil and Gas Facilities in Nigeria

2018Journal of Scientific Research and ReportsJournalOpen accessFirst author3 citations10.9734/jsrr/2018/39573

Assessing the Effectiveness of Ergonomics Practices in Selected Workplaces in Port Harcourt, Nigeria

2018SPE Nigeria Annual International Conference and ExhibitionPublication1 citation10.2118/193410-ms

The Role of Meteorology for Seasonal Variation in Air Pollution Level in Eleme, Rivers State, Nigeria

2017Journal of Scientific Research and ReportsJournalOpen accessSenior author9 citations10.9734/jsrr/2017/36613

Evaluation of Noise Levels in Oil Mill Market and Its Environs, Port Harcourt, Nigeria

2017British Journal of Applied Science & TechnologyJournalFirst author6 citations10.9734/bjast/2017/33248

Archives of Current Research International2

Journal of Engineering Research and Reports2

How it can be read

89% free to read

Diamond 34 · 62%Free to read and to publish
Gold 9 · 16%In an open-access journal
Hybrid 3 · 5%Open in a subscription journal
Bronze 1 · 2%Free to read, no open licence
Green 2 · 4%A copy in a repository
Closed 6 · 11%Behind a paywall

Who funds it

1 of 55 papers name a funder

U.S. Department of Energy1

Journal of Scientific Research and Reports13

20179 citationsOpen access · Diamond

IMPACT OF VEHICULAR TRAFFIC ON AMBIENT AIR QUALITY IN SELECTED JUNCTIONS IN PORT HARCOURT, NIGERIA

Science World Journal11

20187 citationsOpen access · Green

Evaluation of Noise Levels in Oil Mill Market and Its Environs, Port Harcourt, Nigeria

British Journal of Applied Science & Technology8

20176 citations