The 3rd BONUS SYMPOSIUM in Gdańsk (14-16 March 2018) has presented results achieved in four BONUS projects ending in 2018: BONUS BALTICAPP, BONUS GO4BALTIC, BONUS MIRACLE and BONUS SOILS2SEA. The event has gathered about 125 participants representing policy makers, stakeholders and scientists. Summary of the achievements could be found in SYNOPSIS. More details on the content could be seen in the PROGRAMME or in the BOOK OF ABSTRACTS. Exciting and inspiring KEYNOTE PRESENTATIONS are available here. Pictures illustrating the SYMPOSIUM are available in the GALLERY.