IDENTIFYING CHALLENGES IN MANAGING AIR  POLLUTION AT APAPA PORT, LAGOS STATE, NIGERIA

IDENTIFYING CHALLENGES IN MANAGING AIR POLLUTION AT APAPA PORT, LAGOS STATE, NIGERIA | Authorea try { document.documentElement.classList.add('js'); } catch (e) { } var _gaq = _gaq || []; _gaq.push(['_setAccount', 'G-8VDV14Y67G']); _gaq.push(['_trackPageview']); (function() { var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true; ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js'; var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s); })(); Skip to main content Preprints Collections Wiley Open Research IET Open Research Ecological Society of Japan All Collections About About Authorea FAQs Contact Us Quick Search anywhere Search for preprint articles, keywords, etc. Search Search ADVANCED SEARCH SCROLL This is a preprint and has not been peer reviewed. Data may be preliminary. 13 March 2025 V1 Latest version Share on IDENTIFYING CHALLENGES IN MANAGING AIR POLLUTION AT APAPA PORT, LAGOS STATE, NIGERIA Authors : ONYEMAECHI, NDUBUISI CHUKWUGOZIE 0009-0000-2772-6117 [email protected] and EMENIKE AUGUSTA Authors Info & Affiliations https://doi.org/10.22541/au.174189007.79719882/v1 392 views 143 downloads Contents Abstract Information & Authors Metrics & Citations View Options References Figures Tables Media Share Abstract The issue of air pollution management in Apapa Port, Lagos State, Nigeria, is the focus of this research, and the key drivers of pollution and challenges of environmental policy implementation and adoption of cleaner technologies are to be identified. Institutional theory is applied in these researches to provide a rigorous framework for understanding the issue of air pollution management in Apapa Port, Lagos State, Nigeria. Methodologically, the study employs both primary and secondary data source with 153 stakeholders' sample drawn on the basis of Taro Yamane from a sample frame of 250 stakeholders based on half population of 500 stakeholders made up of harbor workers (NPA), dockworkers (NN), regulatory institutions (NIMASA), and adjoining local residents. The findings show that vehicle emissions, specifically diesel trucks, are the most prominent source of air pollution in Apapa Port, contributing 33%. Emissions from marine vessels rank second at 21%, once more pointing to introducing cleaner fuel policies. Emissions from outdated cargo-handling equipment contribute 17% and regulatory and governance matters contribute 19%, a sign of enforcement challenge and multi-agency responsibilities. Inadequacies in infrastructure and technology explain 10% of determinants, suggesting systemic issues in the port to manage pollution. Issues with regulation and governance combined with technological limitations have a significant bearing on air quality regulation enforcement according to the regression analysis. The findings indicate the requirement for an integrated approach, i.e., cleaner fuel policy, modernization of equipment, and increased regulatory capacity to promote air quality management at the port. 1.0 Introduction 1.1 Background Air pollution is a serious public and environmental health issue globally, particularly in the most rapidly urbanizing and industrializing regions of the world. As global supply chain nodes, ports are important emitters of air pollutants due to high-intensity activities associated with cargo handling, transportation, and energy consumption. Apapa Port, Lagos State, Nigeria, is the busiest and largest seaport in Nigeria and an important hub of international business. However, port operations have led to the release of harmful pollutants like particulate matter (PM), nitrogen oxides (NOx), sulfur oxides (SOx), carbon monoxide (CO), and volatile organic compounds (VOCs). Apapa Port air quality control has become a vital concern due to its environmental sustainability, public health, and economic productivity. All diesel trucks, ships, and cargo-handling equipment operating their businesses in the port produce excessive emissions. Augmented by the congestion of port operations and infrastructural shortage, these emissions exacerbate air pollution in the adjoining environment, affecting the health of residents, port operators, and the urban ecology of Lagos State (Roha, Thaib & Wong, 2016; Onwuegbuchunam, Ebe, Okoroji & Essien, 2017). Despite efforts at legislating environmental concerns, air pollution in Apapa Port is constrained by a series of factors, including weak enforcement of environmental policies, minimal use of cleaner technologies, and inadequate data on emission sources and intensities. For example, studies on Nigerian ports summarize challenges such as conflicting mandates among regulatory authorities and the need for better port reception facilities to deal with ship-generated waste effectively (Nguyen, 2017; Onwuegbuchunam, Ebe, Okoroji & Essien, 2017). Such challenges, however, refer to the need for systematic examination of the obstacles to effective air pollution control and delineating targeted strategies to reverse their effects. The objective of the study is to determine the most significant issues of air pollution management in Apapa Port and recommend viable and sustainable solutions to enhancing air quality management in the port. Therefore, considering regulatory frameworks, technological alternatives, and stakeholder engagement, the study intends to provide practical recommendations to policymakers, port managers, and environmental managers in Lagos State and beyond. 1.2 Statement of the Problem Air pollution at Apapa Port, Lagos State, Nigeria, is currently a source of concern due to emissions from diesel-fueled cargo handling equipment, ships, and trucks. The pollutants exert adverse effects on public health, environmental quality, and sustainability of the port operations. Despite its economic importance, weakness in regulatory enforcement, infrastructural shortfall, and sparse use of cleaner technology are constraints to pollution abatement in this respect. Nevertheless, solving these issues is required to achieve sustainable port operations and workers' and environmental health. 1.3 Objectives 1. To identify the primary sources of air pollution in Apapa Port, including exhausts from diesel-fuelled vehicles, ships, and cargo-handling equipment. 2. To analyze the issues of adopting environmental regulations and cleaner technologies for sustainable air quality management in Apapa Port. 1.4 Research Questions 1. What are the most significant sources of air pollution at Apapa Port, such as diesel engine emissions from vehicles, ships, and cargo-handling equipment. 2. What are the obstacles in implementing environmental regulations and cleaner technologies for sustainable air quality management at Apapa Port. 1.5 Research Hypothesis HO: There are no serious challenges in implementing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port. 1.6 Study Area Figure 1.1: City Map of Lagos Showing the Apapa Port, Lagos State, Nigeria Source: Olukanni, Esu & Amosa, (2018) Figure 1 . 1 : City Map of Lagos Showing the Apapa Port, Lagos State, Nigeria Apapa Port is located in Lagos State, Nigeria, and it is the Gulf of Guinea of the Bight of Benin's showcase seaport. It's located in Lagos, a very populous and economically rich area. It's located in tropical lowlands that are humid from April to October but dry from November to March. Apapa Port is a very significant source of economy to Nigeria but is a cause of environmental problems such as air pollution and congestion around it. The fact that it is situated at the Lagos Lagoon bears testament to its importance to the environment as well as to sustainable management policy. 2.0 Literature Review & Framework 2.1 Literature Review This study addresses the issues of air pollution in Apapa Port due to lax regulation enforcement, poor control infrastructure, and slow technology uptake. Some researchers have studied air pollution in Apapa Port, Nigeria, as reported below. Ejiogu, Okoroji, & Worlu (2019) in Environmental Risks in Nigerian Ports: A Case Study of Apapa Port used a mixed-method study involving air quality measurement and qualitative interview. Six-month air quality was measured by the authors using portable equipment assistance to identify the pollutants like PM, NOx, SOx, and CO in the vicinity of Apapa Port. They presented evidence that uncovered humongous barriers to air pollution reduction at Apapa Port, largely brought about by inadequate enforcement and coordination of existing laws. Ogunmodimu & Oyetola (2021) found that Apapa Port lacks adequate air pollution control facilities. Inadequate facilities and congestion are the reasons behind increased air pollution. Onwuegbuchunam, Nwosu & Okafor (2017) also carried out a study of waste management within Nigerian ports, specifically Apapa, through observations and interviews. They discovered that the infrastructure is weak and ineffectively controlled and leads to environmental problems such as water and air pollution. Ogunmodimu & Oyetola (2021) investigated the environmental impact of diesel-engined equipment on air pollution in Apapa Port, including environmental analysis. The study indicated that the major role of diesel engines in air pollution was evident, with ships, handling machines, and trucks observed to be major emission sources. Ejiogu, Okoroji, & Worlu (2019) concluded through survey and interviews that there is poor awareness of air pollution and its health effects among residents and employees in Apapa Port. Adeolu, Balogun & Ibrahim (2022) concluded that insufficient capacity and training are barriers to the implementation of air quality standards in Nigerian ports, based on document review and interviews. Chukwu, Ogundipe & Okonkwo (2020) conducted research on the Nigerian port deployment of pollution-controlling technology. They established that while there is scope for cleaner technologies like electric cargo-handling equipment, it is impeded by cost and poor government policy. Ikechukwu & Musa (2021) determined that Apapa Port residents were worried about air pollution causing respiratory disease. Their work intimated tighter regulations and more community engagement in managing environmental issues. They bring out the complexity of air pollution control issues in Apapa Port, including failure of regulations, inefficient infrastructure, shortage of technology, and sensitization. Action becomes feasible through organized regulatory enforcement, investment in environmental technology, and sensitization programs. 2.2 Theoretical Framework Institutional theory, which John Meyer and Brian Rowan developed in the 1970s, is the theoretical framework the study uses to analyze air pollution control at Apapa Port, Lagos State, Nigeria. It explains how formal rules, routines, and social expectations influence institutional behavior and outcomes. Public opinion and regulations both internal and external influence institutions. Air pollution issues at Apapa Port are the result of regulatory inefficiencies, decentralized government, and limited resources. There exist environmental policies but without coherent enforcement due to cross-mandates between the state and federal governments like NESREA and LASEPA. Low accountability and weak monitoring result from poor coordination among regulators (Ogunmodimu & Oyetola, 2021; Onwuegbuchunam, Nwosu & Okafor, 2017). Poor port infrastructure makes a contribution towards pollution. Diesel machinery, vintage machinery, and enormous vehicle fleets maximize particulate and greenhouse emissions. Institutional theory blames these failures on a shortage of technology investments and planning ahead. It is blamed by more recent research for prioritizing economic throughput over ecologic interests and attributing that to weak institutional pressure for sustainable compliance (Ejiogu, Okoroji, & Worlu, 2019). To respond to threats, institutions need more inter-agency coordination, better roles, and greater capacity-building. Incentives such as subsidies on clean technology and better penalties for non-compliance can help to enhance compliance. Thus, by institutional reforms, Apapa Port can adopt a model of sustainability that reduces environmental impact at the cost of economic significance. 3.0 Methodology The study utilized a mixed-methods study in gathering primary data by means of field surveys at Apapa Port and secondary data from literature, government reports, and academic journals. Secondary sources provided background information on the impact of ship air emissions on air quality and the Apapa Port environment in Lagos State, Nigeria. Questionnaires were completed using a stratified random sampling method for a representative sample. This included numerous groups in the port. Taro Yamane sampled 153 stakeholders from a frame of 250, drawn from a population of 500, comprising harbor workers, dockworkers, regulatory agencies, and residents. Descriptive statistics including frequency tables, bar plots, means, and percentages summarized the findings. Regression analysis tested hypotheses and group differences. The plan integrated quantitative and qualitative data about the effects of ship emissions on air quality together with the environmental context in Apapa Port. 4.0 Result presentation and Discussions 4.1 Data Analysis and Discussion Table 4.1: Factors that primarily contributor to air pollution at Apapa Port Which of the following factors is the primary contributor to air pollution at Apapa Port Factors Frequency (F) Percentages (%) Infrastructure and Technological Deficiencies 16 10% Marine Vessel Emissions 32 21% Operational Equipment Emissions 26 17% Regulatory and Governance Gaps 29 19% Vehicular Emissions 50 33% Total 153 100% The key explanations of air pollution in Apapa Port are made clear by table 4.1 as their occurrence and percent as calculated based on data computation. The resultant conclusion is that most common is Vehicular Emissions by 33% (50 cases), likely caused by extensive applications of diesel trucks in transporting goods to and from the port. This points out the necessity for embracing more fuel-efficient and cleaner automobile technology. Marine Vessel Emissions rank second at 21% (32 instances). These ship emissions underscore the imperative of regulating cleaner marine fuels and operational practices. Regulatory and Governance Gaps represent 19% (29 instances), which indicates that problems such as cross-agency mandate conflicts and disproportionate enforcement are significant barriers to sustainable air quality regulation. Operational Equipment Emissions, 17% (26 times), are emissions due to aging cargo-handling equipment and the necessity of port equipment upgrading to green. Lastly, Infrastructure and Technological Deficiencies, 10% (16 times), are shortcomings in port infrastructure and development of technology, and these too inhibit good management of air pollution. Accordingly, while auto emissions are the primary cause of concern, action on ocean-going ships' emissions, regulation, and infrastructural gaps must be taken to guarantee efficiency in air quality management at Apapa Port. Figure 2: Challenges that poses the greatest obstacle to enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port Source: Researcher, 2024 The Figure 2 illustrates the limiting bottlenecks that limit imposition of environmental regulations and utilization of cleaner technologies for air quality management at Apapa Port. Regulatory and Governance Issues are the riskiest at 44%, where 44% of the respondents identify the lack of adequate policies and weak enforcement mechanisms. Poor Infrastructure ranks second at 27%, where there are either non-existent or outdated facilities limiting sustainable practices. Technological Limitations rank third at 16%, where there are limitations in embracing sophisticated technologies. Financial Constraints and Lack of Awareness and Capacity Building each rank 7%, where there are limitations in terms of resources and knowledge. However, the foregoing results also necessitate the imperatives of multi-faceted solutions to tackling such challenges so that they could be effectively used. Table 4.2 Extent of challenges that poses the greatest obstacle to enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port S/N Items Mean Remark (Extent) 1 To what extent do regulatory and governance issues pose obstacles to enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port? 3.196 High Extent 2 To what extent do Deficient Infrastructure pose obstacles to enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port? 3.190 High Extent 3 To what extent do Technological Limitations pose obstacles to enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port? 2.346 Low Extent 4 To what extent do Financial Constraints pose obstacles to enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port? 2.647 High Extent 5 To what extent do Lack of Awareness and Capacity Building pose obstacles to enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port? 2.641 High Extent Table 4.2 demonstrates the outcome of analysis of the major challenges hindering enforcement of environmental legislation and use of cleaner technology to Apapa Port sustainable air quality management. The outcome is similar to regulatory and governance challenges (mean = 3.196) and infrastructural shortfalls (mean = 3.190) being the strongest challenges, repeating their strong influence. Financial problems (mean = 2.647) and unawareness and capacity building (mean = 2.641) are also found to be primary challenges, albeit with relatively lower intensity. On the other hand, technological limitations (mean = 2.346) are observed to contribute relatively low, i.e., they contribute less towards inhibiting achievement of sustainable air quality management goals at the port. Figure 3: The overall impact of these obstacles on enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port Figure 3: The overall impact of these obstacles on enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port Figure 4.2 illustrates that the obstacles to enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port are largely seen as having a considerable impact. A majority of respondents (33%) rated the impact as Very High, and 19% rated it as High. In total, 52% of respondents believe these challenges have either a High or Very High impact. On the other hand, 20% assessed the impact as Low, 11% rated it as Very Low, and 17% considered it to have a Moderate impact. These results suggest that the majority of respondents view these obstacles as significant barriers to achieving sustainable air quality management at the port. Table 4.3: Hypothesis Result on significant challenges in enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port. SUMMARY OUTPUT Regression Statistics Multiple R 0.35345271 R Square 0.12492882 Adjusted R Square 0.09516449 Standard Error 1.34005302 Observations 153 ANOVA df SS MS F Significance F Regression 5 37.68604413 7.537208826 4.197266905 0.001354057 Residual 147 263.9740866 1.795742086 Total 152 301.6601307 Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Lower 95.0% Upper 95.0% Intercept 3.07646208 0.498062536 6.176859052 6.08362E-09 2.09217431 4.06074986 2.09217431 4.060749857 Regulatory and governance issues 0.18108828 0.081179877 2.23070403 0.027215267 0.020657902 0.34151866 0.0206579 0.341518658 Deficient Infrastructure 0.04306776 0.086644371 0.497063529 0.619886855 -0.12816174 0.21429725 -0.1281617 0.21429725 Technological Limitations -0.31274858 0.085441549 -3.66038044 0.000350476 -0.48160101 -0.1438961 -0.481601 -0.14389614 Financial Constraints 0.07666984 0.085420051 0.897562516 0.370886512 -0.09214011 0.24547979 -0.0921401 0.245479786 Lack of Awareness and Capacity Building 0.06672654 0.09128691 0.730954081 0.465970684 -0.11367769 0.24713077 -0.1136777 0.247130773 Table 4.3 summarize the regression analysis which is explanatory on the determinants of the challenges of applying environmental policy and cleaner technology towards sustainable air quality management at Apapa Port. The model explains a very small percentage of variance (12.5%) in the problems as indicated by R Square value 0.1249, which indicates there are other variables that are not within the scope of the model. The overall model is significant statistically, as the Significance F value is 0.00135, indicating that one or more of the variables applied in the research has a significant correlation with the problems. Of the parameters of interest, regulatory and governance issues are found to be major contributors in significantly enhancing (coefficient = 0.181, p-value = 0.027), reflecting on the importance of such issues in constraining effective regulation and application of cleaner technologies. This reveals that better governance structures and regulatory compliance are pivotal in addressing difficulties in Apapa Port. Alternatively, technological limitations are another significant constraint with a negative coefficient of -0.312 (p-value = 0.00035) denoting technological limitations as barriers to achieving sustainable air quality management. Conversely, insufficient infrastructure, insufficient finance, and insufficient awareness and capacity building are not statistically relevant in the regression model (p-values > 0.05). That implies that, under this analysis, these issues may not be so great as technology and regulation issues in determining air quality management in the port. Nevertheless, findings suggest that improved governance and resolving technological limitations are essential issues to address to improve air quality management in Apapa Port, whereas the effects of infrastructure, financial, and awareness issues may be less visible in comparison. 4.2 Findings The findings of this study are derived from two primary objectives to identify the challenges in managing air pollution at Apapa Port, Lagos State, Nigeria. Objective 1 identifies the key factors contributing to air pollution at Apapa Port, including emissions from diesel-powered vehicles, ships, and cargo-handling equipment. However, finding on factors that primarily contributor to air pollution at Apapa Port, identifies vehicular emissions as the leading contributor to air pollution at Apapa Port, accounting for 33%, driven by diesel-powered trucks. Marine vessel emissions follow at 21%, highlighting the need for cleaner fuel regulations. Regulatory and governance gaps, at 19%, reflect enforcement challenges and overlapping agency responsibilities. Operational equipment emissions, contributing 17%, result from outdated cargo-handling machinery, underscoring the necessity for modernization. Lastly, infrastructure and technological deficiencies, at 10%, point to systemic issues in the port’s capacity to mitigate pollution. A multifaceted approach is essential to address these factors and enhance air quality management effectively (Table 4.1). Objective 2 assess the challenges in enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port. However, finding on key challenges to enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port. The most significant obstacles are regulatory and governance issues (mean = 3.196) and inadequate infrastructure (mean = 3.190). Financial constraints (mean = 2.647) and insufficient awareness and capacity building (mean = 2.641) also pose considerable challenges, though to a slightly lesser extent. In contrast, technological limitations (mean = 2.346) have a relatively low impact, suggesting they are less influential in hindering the achievement of sustainable air quality management at the port (Table 4.2). Findings on the overall impact of these obstacles on enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port, also shows that most respondents perceive the obstacles to enforcing environmental regulations and adopting cleaner technologies at Apapa Port as having a significant impact. A combined 52% of respondents rated the impact as either High (19%) or Very High (33%). In contrast, 20% assessed the impact as Low, 11% considered it Very Low, and 17% rated it as Moderate. These findings indicate that the majority of respondents view these challenges as major barriers to effective air quality management at the port, with only a minority perceiving them as less impactful (Figure 2). Finding on hypothesis testing using regression analysis indicates that regulatory and governance issues and technological limitations are significant challenges in enforcing environmental regulations and adopting cleaner technologies for sustainable air quality management at Apapa Port. Regulatory and governance issues have a positive impact (coefficient = 0.181, p-value = 0.027), while technological limitations show a negative impact (coefficient = -0.312, p-value = 0.00035). However, deficient infrastructure, financial constraints, and lack of awareness and capacity building were not found to be significant factors (p-values > 0.05). Thus, improving governance and addressing technological barriers are critical for effective air quality management at Apapa port, Nigeria (FIG). 5.0 Conclusion and Recommendations 5.1 Conclusion These research reveals several critical challenges in managing air pollution at Apapa Port, Lagos State, Nigeria. The primary sources of air pollution are vehicular emissions, particularly from diesel-powered trucks, followed by emissions from marine vessels and outdated cargo-handling equipment. Key barriers to effective environmental regulation include regulatory and governance issues, as well as insufficient infrastructure. Financial constraints and limited awareness also pose challenges, though their impact is less significant. The results underscore the importance of enhancing governance, upgrading infrastructure, and adopting cleaner technologies to improve air quality management at the Apapa port, Nigeria. 5.2 Recommendations 1. It is recommended that Apapa Port focus on tightening regulations for vehicular emissions, particularly from diesel-powered trucks, and encourage the use of low-emission vehicles. Upgrading outdated cargo-handling equipment and improving regulatory enforcement are also essential steps. These measures will help improve air quality and reduce pollution at the port. 2. It is also recommended that Apapa Port enhance regulatory frameworks and governance to address enforcement challenges. Strengthening regulations and clarifying agency roles will improve air quality management. Additionally, adopting cleaner technologies to overcome technological limitations will contribute to more effective and sustainable air quality management at the port. References (1) Adelana, S. M. A., Adeosun, T. A., Adesina, A. O., & Ojuroye, M. O. (2011). Environmental pollution of oil in Nigeria. Oil and Gas Journal , 10, 85–91. (2) Adeolu, O., Balogun, K., & Ibrahim, Y. (2022). 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Keywords air pollution challenges identifying managing port Authors Affiliations ONYEMAECHI, NDUBUISI CHUKWUGOZIE 0009-0000-2772-6117 [email protected] View all articles by this author EMENIKE AUGUSTA View all articles by this author Metrics & Citations Metrics Article Usage 392 views 143 downloads .FvxKWukQNSOunydq8rnd { width: 100px; } Citations Download citation ONYEMAECHI, NDUBUISI CHUKWUGOZIE, EMENIKE AUGUSTA. IDENTIFYING CHALLENGES IN MANAGING AIR POLLUTION AT APAPA PORT, LAGOS STATE, NIGERIA. Authorea . 13 March 2025. DOI: https://doi.org/10.22541/au.174189007.79719882/v1 If you have the appropriate software installed, you can download article citation data to the citation manager of your choice. Simply select your manager software from the list below and click Download. For more information or tips please see 'Downloading to a citation manager' in the Help menu . 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