Since the 1950s, the mass production of plastic has led to billions of tons of waste every year. Almost a third of all plastic ends up in natural environments, where it remains for hundreds of years. 

RAZOR meets the team behind Poly-materia, a start-up hoping to tackle this urgent problem with a new biodegradable plastic created through a process called bio-transformation. 

READ MORE Trash or Treasure: CGTN's in-depth look at where our waste goes