To Understand and Predict the Impacts of Warming Climates on Plastics: Accelerated Degradation and Environmental Implications (WarmPlastix)

Global warming is intensifying, as seen in the extreme heatwaves of 2022 and 2023, leading to significant consequences like increased mortality and rampant wildfires.

With these events expected to grow in frequency and severity, a comprehensive understanding of their broader impacts is essential.

However, the vulnerability of plastics, ubiquitous and temperature-sensitive materials, to warming climates remains an underexplored area. The WarmPlastix project addresses the gap by exploring the fate of plastics in an increasingly warm world.

It aims at a fundamental understanding of the mechanisms and kinetics for the acceleration of global warming and heatwaves on polymer degradation, microplastic emissions, and toxic chemical leaching and how these depend on types of plastic, UV stabilizers, and warming intensity by using the photodegradation of outdoor plastics as an example.

This project will evaluate how these factors contribute to reduced lifespans, premature material failures, and increased plastic waste and pollutants generation. In addition, a toolbox will be developed based on the findings to assess the warming effects on plastics more easily.

Ultimately, the findings of WarmPlastix will enhance our understanding of plastic resilience in a warmer world and provide strategies to mitigate associated economic and environmental repercussions, fostering a more sustainable and resilient future.