This review paper by Aparna Beena Unni and Tomy Muringayil Joseph explores the pressing issue of polymer sustainability in the context of increasing demand for environmentally friendly materials. It provides a comprehensive overview of eco-friendly approaches to enhance the sustainability of polymers, focusing on green polymer synthesis methods, biodegradable polymers, recycling technologies, and emerging sustainable alternatives. The paper critically examines the environmental impact of traditional polymer production processes and emphasizes the importance of adopting greener alternatives. It delves into advancements in polymer recycling technologies, including mechanical, chemical, and biological processes, aimed at minimizing plastic waste and promoting a circular economy. The review also discusses innovative approaches such as upcycling and hybrid methods, which offer promising solutions for addressing plastic pollution and achieving long-term sustainability goals. Finally, the paper addresses the challenges and future prospects of eco-friendly approaches to polymer sustainability, highlighting the need for concerted efforts from researchers and industries to drive meaningful change towards a more sustainable future.This review paper by Aparna Beena Unni and Tomy Muringayil Joseph explores the pressing issue of polymer sustainability in the context of increasing demand for environmentally friendly materials. It provides a comprehensive overview of eco-friendly approaches to enhance the sustainability of polymers, focusing on green polymer synthesis methods, biodegradable polymers, recycling technologies, and emerging sustainable alternatives. The paper critically examines the environmental impact of traditional polymer production processes and emphasizes the importance of adopting greener alternatives. It delves into advancements in polymer recycling technologies, including mechanical, chemical, and biological processes, aimed at minimizing plastic waste and promoting a circular economy. The review also discusses innovative approaches such as upcycling and hybrid methods, which offer promising solutions for addressing plastic pollution and achieving long-term sustainability goals. Finally, the paper addresses the challenges and future prospects of eco-friendly approaches to polymer sustainability, highlighting the need for concerted efforts from researchers and industries to drive meaningful change towards a more sustainable future.