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Transnational Plastics: An Australian Case for Global Action
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Australia receives ocean-borne plastic from many other nations while also contributing plastic that reaches other countries, making microplastics a transnational problem requiring international cooperation. The study provides actionable recommendations for reducing plastic entering Australian waters through global and domestic policy action.
Mitigating plastic pollution requires international cooperation because significant volumes of plastic waste are transported across jurisdictions both as waste exports and drifting ocean plastics (OP). Here we estimate which nations are (1) sources for overseas OP reaching Australian waters and (2) destinations receiving OP from Australian sources. We then provide actionable recommendations for mitigating plastic pollution in Australian waters and beyond. We estimated that the vast majority of overseas OP reaching Australia is from Indonesia, and that most of the Australian-sourced OP reaching overseas territories is entering New Zealand. Key actions for mitigating the OP issue in Australia include better governance, upgraded enforcement and increased investments to reduce fossil fuel-based plastic production and to drastically improve both domestic and international waste management infrastructure and operations.
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Research priorities on microplastics in marine and coastal environments: An Australian perspective to advance global action
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Researchers conducted a systematic review of microplastic research across Australian coastal environments and gathered expert stakeholder input to identify priority research directions. They found significant gaps in understanding microplastic sources, transport pathways, and biological impacts specific to Australian marine ecosystems. The study provides a framework of research priorities aimed at informing evidence-based policy and management strategies for microplastic pollution.
An imperative to focus the plastic pollution problem on place-based solutions
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This commentary argues that solving plastic pollution requires place-based, locally tailored solutions rather than solely global agreements, using Australia's National Plastics Plan as a case study to illustrate how national-level policy can complement international efforts.
Significant benefits from international cooperation over marine plastic pollution
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Researchers modelled the benefits of international cooperation in addressing marine plastic pollution, finding that the interconnected nature of ocean systems means that unilateral national actions produce substantially smaller reductions in plastic accumulation than coordinated multinational agreements. The study quantified how sharing costs and strategies across nations could significantly improve outcomes for marine ecosystem protection and human well-being.
Review on invasion of microplastic in our ecosystem and implications
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This review examines microplastic pollution across aquatic, terrestrial, airborne, and biological environments, concluding that microplastics travel across national boundaries and media, requiring global collective action beyond individual national waste reduction policies.
National Marine Microbead Policy in Developed Nations: How Microbead Bans Have Influenced Microplastic Pollution in Waterways and Begun the Trend Towards International Collaboration
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This review examines how national microbead bans in developed countries have begun to reduce a significant source of microplastic pollution from cosmetic products. It argues that while domestic bans are important, international coordination is needed to address the transboundary nature of microplastic contamination in waterways.
Research digests by email
When a large batch of papers lands in the Atlas, we read through it and send a short write-up of what stood out.