Plastic pollution is no longer a sanitation issue; it has become a systemic environmental, economic and maritime security challenge. At the global level, the scale of this crisis is significant. According to the United Nations Environment Programme, between 19 to 23 million tonnes of plastic waste enter aquatic ecosystems every year, which is equivalent to nearly 2000 garbage trucks of plastic being dumped daily into rivers, lakes and oceans.
Global plastic production has increased from 234 million tonnes in 2000 to over 460 million tonnes in 2019, and is projected to exceed 1 billion tonnes by 2060 according to the Organisation for Economic Co-operation and Development. This clearly indicates that the issue is not only waste leakage, but a systemic production and governance failure. For Pakistan, this global crisis translates into a serious national challenge.
Pakistan generates approximately 3.3 to 3.9 million tonnes of plastic waste annually, according to the World Bank, however only 4 to 9 percent is formally recycled, which means more than 90 percent of plastic waste is mismanaged or leaked into the environment.
At the district level, the situation is even more critical. Karachi alone generates around 13000 to 15000 tonnes of solid waste daily, while most districts operate without proper segregation at source, material recovery facilities or engineered landfill systems. In practice, waste is collected in mixed form and disposed of in open dumping sites, which leads to uncontrolled leakage into drainage systems and the environment. This represents a structural failure of district level waste management systems.
The second major issue is leakage into the marine environment. Research shows that over 1000 rivers are responsible for nearly 80 percent of global marine plastic leakage. In Pakistan, the Indus River system acts as a major conduit carrying plastic waste from inland urban centers into the Arabian Sea. However, there is no large scale interception infrastructure at river mouths or major urban drainage channels in Karachi. This means that waste is not being stopped at source; it is simply transferred from land to sea.
From a maritime perspective, plastic pollution has now become a non traditional security concern. It affects fisheries productivity, coastal livelihoods, marine biodiversity, navigation safety and export competitiveness. It also increases operational risks for coastal and maritime infrastructure.
Scientific studies have confirmed the presence of microplastics in marine sediments, fish species and coastal waters along the Karachi coastline, indicating measurable ecological stress. More recent global research has also detected microplastics in human lungs and placental tissue, which shows that plastic pollution has now entered the human biological system.
Pakistan has taken some policy steps, including the Single Use Plastics Prohibition Regulations 2023 and participation in the National Plastic Action Partnership supported by the United Nations Development Programme. However, the main challenge is not policy formulation, but implementation and institutional fragmentation. Plastic waste governance is managed under environmental institutions, while its impact particularly marine pollution falls under maritime governance. This creates a land sea disconnect, which remains one of the most critical structural gaps in Pakistan’s governance system.
From a strategic perspective, plastic pollution must therefore be understood as a land to sea governance issue. Moving forward, Pakistan requires a shift from fragmented actions to structural reform. An integrated land sea governance framework must be developed linking the Ministry of Climate Change and Environmental Coordination with the Ministry of Maritime Affairs and provincial governments to map plastic leakage pathways. Targeted waste interception systems must be installed at key discharge points, including Karachi nullahs and Indus River outflows, as global evidence shows that addressing limited high leakage points can significantly reduce marine plastic inflow.
Plastic pollution must be formally integrated into maritime domain awareness frameworks, including monitoring of coastal debris and pollution hotspots. The informal recycling sector must be integrated into the formal system through regulation, capacity building and financial support. Extended producer responsibility must be operationalized to ensure that producers are accountable for the entire lifecycle of plastic products. A national digital system for tracking plastic flows from generation to disposal is essential for evidence based policymaking.
The United Nations Development Programme can play a catalytic role by supporting district level pilot projects, financing interception technologies, strengthening institutional coordination and developing national data systems. At the federal level, policy leadership must come from the Ministry of Climate Change, while marine integration must be led by the Ministry of Maritime Affairs. At the provincial level, waste management authorities and environmental agencies must ensure implementation. At the district level, municipal bodies must be responsible for execution. Supporting institutions, including the Pakistan Navy, academia such as NIMA and the private sector must contribute to monitoring research and investment.
Plastic pollution must not be viewed as a simple environmental issue, but as a governance failure with direct economic and maritime consequences. Every tonne of plastic entering the sea represents economic loss, ecological degradation and reduced national resilience. If plastic reaches the sea, governance has already failed on land.
About the Author
Dr. Nazia Sher is a Research Associate, at the National Institute of Maritime Affairs (NIMA) Pakistan. The views expressed are her own. She can be reached at: rassosoiate2.nima.k@bahria.edu.pk
