Plastics have entered every environment on earth as consumer products and industrial waste. Plastic pollution can do a lot of environmental harm and witnessing it - like seeing plastic bags in the ocean - can be emotive. But what about the tiny pieces we can't see when disposed plastic breaks down?
This is a companion discussion topic for the original article at https://patient.info/news-and-features/plastic-free-july-should-we-be-worried-about-microplastics