Cigarette butts will have fully degraded within 15 years. Plastic straws take hundreds of years unless they're flaked off by the sun and then become small plast

Cigarette butts will have fully degraded within 15 years. Plastic straws take hundreds of years unless they're flaked off by the sun and then become small plastic bits in the stomachs of fish (still undegraded). It's all bad, but cigarette butts are significantly less worse than plastic.