Dr. Tanveer Edel (left) to monitor microplastics in a wetland while working with citizen scientists. Credit: Credit supplied by research team: RMIT University
The scientists of RMIT University are calling from countries to include plastic production and waste to carbon emissions in their climate action plans ahead of the upcoming United Nations Climate Conference of The parties (COP 30) in Brazil.
Countries, the signators of more than 90% of the Paris Agreement, ignore plastic within their national scheduled contribution (NDC) schemes, making a big difference in climate mitigation efforts, the team says.
Call, “time to count plastic in climate action” Published In ScienceUS President Donald comes during the early days of Tram’s second term. They have made a hurry of executive orders, including withdrawing the US through the Paris Agreement and banning the purchase of government paper straws.
The senior lead author of the Center for Nature Positive Solutions (CNP) of RMIT, Dr. Tanveer Edel said that Trump’s actions threatened the attempt to mitigate plastic waste globally.
The world produces about 460 million metric tons of plastic annually – most of it goes into landfill – and contributes up to 8% of total global greenhouse gas emissions. At the current rate, plastic production is estimated to be triple by 2050.
“We argue that countries should include plastic sector in their NDC,” Edel said.
There are NDC Climate Action Plans that present all countries to the United Nations to reduce emissions and to be adapted to climate change.
“These action plans are an important part of the Paris Agreement, aimed at keeping global warming below 1.5 ° C from pre-industrial levels,” said Edel.
How to release plastic emissions
Around 99% of plastic fossils are obtained from fuel, and each stage of plastic life cycle – from fossil fuel extraction to plastic recycling – receives greenhouse gas emissions.
First writer and RMIT Ph.D. Scholar Mohammad Abu Noman said that the decrease in fossil-fuel-based plastic production was the best option to reduce emissions in his life cycle.
He said, “Emissions after plastic consumption are significant contributors in total emissions, as plastic consumption, irritation or improper management emit large amounts of greenhouse gases,” he said.
Most countries are not fulfilling plastic challenge
Post-chapat emissions from plastic were largely ignored in NDCS, co-writer and CNPS Director Professor Peter Macharidi.
He said, “Only 11 out of 194 countries include measures to address plastic waste, including about 21% of global municipal waste in large plastic,” he said.
“Around 40 NDCs have mentioned landfill and consumer as waste management methods, which will reduce mitigation efforts.
“Around 80 countries have committed to adopt a circular economy through their NDCs, but such schemes are insufficient without specific goals and focused actionable strategies focused on plastic waste management.”
Still time to work
The team says that countries still have time to update their NDCs.
“Countries should redefine the lack of emissions related to their plastic with interim goals and accountable measures,” Noman said.
“Goals include cutting plastic production, re -designing product construction to decupe the plastic from fossil fuels, disactering petrochemicals and encouraging sustainable manufacturing.”
“Given the recent failure of the global plastic treaty negotiations to produce an agreement, the Paris Agreement is even more essential to solve the complex challenges of plastic and climate change,” Edel said.
“Without decisive action, the production of plastics and garbage will continue to reduce global efforts to keep warming below 1.5 ° C,” Makirdi said.
More information:
MD Abu Noman et al, time to count plastic in climate action, Science (2025). Doi: 10.1126/Science.Aadu2738
Citation: Scientists urged to include plastic in climate action plans (2025, 7 March).
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