‘Science in a seashell’ briefs
‘Science in a seashell’ briefs are a series of tailored summaries of the third HELCOM holistic assessment of the Baltic Sea (HOLAS 3), designed for different audiences: scientists, policy makers, the public and children. Each brief highlights key takeaways from the report on a range of topics such as economic and social analyses, eutrophication and hazardous substances, making the science behind our shared sea accessible and engaging for all. Furthermore, if you are seeking guidance on what you can do for the Baltic Sea, our action leaflet offers information on practical, everyday actions anyone can take for a healthier Baltic Sea.
Dive in and discover what the state of the Baltic means for you and our region’s future!
For everyone
Briefs tailored to be easily grasped and enjoyable to read, sharing the must-know information regarding the Baltic Sea, its current state and and future in a clear and compelling way.
For the policymakers
Concise and actionable overviews crafted to support policymakers in addressing key challenges and shaping effective decisions for the Baltic Sea region.
For the scientists
Summaries of key topics for scientists, providing the latest research findings on the state of the Baltic Sea and guiding future research efforts.
For children
Vividly illustrated stories on several Baltic Sea topics introduced by Rocky the Grey Seal! The stories are aimed for kids aged 4-10. Available in English, Finnish and Swedish.
Small actions, big impact: how you can help the Baltic Sea

Everyday actions towards a healthier Baltic Sea
Information on practical, everyday actions anyone can take for a healthier Baltic Sea.
Copyright
© Baltic Marine Environment Protection Commission – Helsinki Commission (2025). Licensed under CC BY-NC-SA 3.0 IGO













