- Do not drop litter on the seashore.
- Do not put trash down your toilet.
- Teach your children not to drop litter on the seashore.
- Take your trash home.
- More covered litter bins along the seashore.
- Bring back returnable bottles.
- Ban plastic and use eco alternatives.
- Restrict amount of packaging on items sold and bought.
- Do not dump trash in the sea from your vessel.
Any more suggestions?