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Keep cigarette ends out of streets and drains

Discarded cigarette ends introduce persistent litter and substances that can harm aquatic organisms.

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Miniature scene: Dropping cigarette ends on the ground.
Dropping cigarette ends on the ground
Miniature scene: Extinguishing and containing them for disposal.
Extinguishing and containing them for disposal
01 / Why this can help

Mechanism and conditions

Keep cigarette ends out of streets and drains

BeforeDropping cigarette ends on the ground

AfterExtinguishing and containing them for disposal

Arrows show connections, not measured flows. Symbol sizes do not represent environmental quantities.

Read the mechanism and conditions

Discarded cigarette ends introduce persistent litter and substances that can harm aquatic organisms. Keeping them contained prevents their direct release into streets, soil and drains.

Fully extinguish ends and use a suitable receptacle before disposal under local rules. Laboratory toxicity does not translate into a fixed volume of water saved per cigarette end.

Sources and scope →
02 / One possible next step

If cigarette ends are part of your household waste, provide a safe receptacle that cannot spill into the environment.

03 / Sources and scope

Context-dependent outcome

What the evidence supports

Discarded cigarette ends introduce persistent litter and substances that can harm aquatic organisms. Keeping them contained prevents their direct release into streets, soil and drains.

Boundary of the claim

Fully extinguish ends and use a suitable receptacle before disposal under local rules. Laboratory toxicity does not translate into a fixed volume of water saved per cigarette end.

  1. Research study · Elli Slaughter et al. · 2011

    Slaughter et al. (2011), Tobacco Control

    Consulted section (original language): Butt leachate toxic for tested species; laboratory LC50 not convertible into saved liters of water.

    Consultation: indexed original abstract

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