Cigarette butts: the world’s biggest source of litter

Cigarette butts may seem small and insignificant, but they generate an impressive amount of waste each year. As the most commonly discarded item on Earth, their environmental impact is much greater than it may first appear. These tobacco residues pollute waterways, harm wildlife and pose a serious threat to ecosystems around the world. Understanding the scale of this issue is an important step in developing effective solutions.