Discarded cigarette butts are a top source of plastic pollution, and a new study estimates that banning menthol cigarettes in the United States would lead to 3.8 billion fewer littered cigarette filters each year, saving about 750,000 kg — or 1.7 million pounds — of waste each year. Cigarette butts are the most-littered items in … Continue reading Banning menthol cigarettes would lead to 3.8 billion fewer littered cigarette filters each year