This episode of the Urban Exchange podcast explores solutions to the global challenge of plastic pollution, with a focus on cities' role in addressing this issue. R-Cities' Lauren Sorkin is joined by Dr. Parama Roy of Okapi Research and Advisory in Chennai, and Taylor Maddalene of the University of Georgia, to discuss the scope of plastic waste problems worldwide and their impacts on urban areas.

Taking Chennai as a case study, our expert guests outline the city's rapid growth and relationship with its extensive network of waterways, which have become threatened by waste dumping. There's discussion of the Urban Ocean programme's holistic, science-based approach to tackling plastic waste in cities like Chennai, including conducting assessments to understand waste systems and identify improvements.

Dr Roy explains how pilot projects in Chennai aim to encourage source segregation and composting through community outreach and innovative infrastructure. Conversation also turns to the challenges around enforcement of existing policies, emphasising why cities should tailor sustainable solutions to local contexts while combining grassroots initiatives with national policies.

In this episode, listeners learn about practical strategies for monitoring plastic pollution and driving change at multiple scales. Listen now for the latest actionable advice for city professionals invested in solving the global plastic crisis through collaborative, long-term solutions.