@CNN: Plastic straws and bags have received widespread attention as pollutants. But another, even bigger, plastic problem has been slipping under the radar — cigarette filters.

Cigarette butts containing plastic filters are the most littered item in the world. https://t.co/3HQpr4Rqr0

Plastic straws and bags have received widespread attention as pollutants. But another, even bigger, plastic problem has been slipping under the radar — cigarette filters.

Cigarette butts containing plastic filters are the most littered item in the world. https://t.co/3HQpr4Rqr0

— CNN (@CNN) January 25, 2019