The thing is, they aren't properly disposed of. https://www.gtap.agecon.purdue.edu/resources/download/10822.pdf https://www.gtap.agecon.purdue.edu/resources/dow

The thing is, they aren't properly disposed of. https://www.gtap.agecon.purdue.edu/resources/download/10822.pdf https://www.gtap.agecon.purdue.edu/resources/download/10822.... says Finland in 2018 recycled 31% of plastic packages, and there's an EU goal of 50% by 2025. As I recall, plastic incineration plants are also more expensive than average because of extra equipment to deal with byproducts of burning plastic.