stop litter,learn, respect life in the water and act,we want a better future for earth,learn and avoid the damage,litter returns to our dishes...,no marine litter -respect our planet!!!,become responsable,our planet earth is in danger!,clear sea means life for many beings,plastic is a threat,4th primary school zografou, greece,no more oil spill in our ocean,say no to plastic,act and keep the sea clean,