Tyres, Bitumen Wear and Plastic Bottles, Other Single Used Plastic as Major Sources of Microplastic

Microplastic pollution has emerged as a global environmental concern due to its potential adverse impacts on ecosystems and human health. Among the various sources of microplastics, tyres, bitumen wear, and plastic bottles are recognized as significant contributors to the contamination of terrestrial and aquatic environments. The abrasion of tyre treads and degradation of tyre walls release substantial amounts of microplastic particles into the environment. Over time, traffic and environmental factors lead to the wear and degradation of bitumen surfaces, resulting in the generation of microplastics. The presence of plastic polymers in road bitumen, such as microbeads or polymer-modified bitumen, further exacerbates the release of microplastics into the environment. The mitigation of microplastic pollution requires concerted efforts at multiple levels. Strategies such as promoting sustainable tyre manufacturing practices, developing alternative road construction materials with reduced microplastic release, and enhancing waste management systems to minimize plastic bottle pollution are crucial. Furthermore, public awareness, policy interventions, and international collaborations are essential to address these major sources of microplastics and mitigate their detrimental impacts on the environment.