Introduction Click to copy section linkSection link copied! In recent years, the global polymer pollution crisis has intensified with plastic production reaching unprecedented levels of more than 400 million metric tons per year. (1−5) The vast majority of these materials─such as polyethylene, polypropylene, polystyrene, and polyvinyl chloride─are polyolefins composed of carbon–carbon backbones, rendering them resistant to both recycling and biodegradation within practical timeframes.
