This document presents the summary results of the working groups on the UN Decade of Ocean Science for Sustainable Development 2021-2030 (The Decade) six societal outcomes of the Western Tropical Atlantic Regional Workshop, 28-29 April 2020. The preparatory phase for The Decade is coordinated by the Intergovernmental Oceanographic Commission, IOC of UNESCO. For more information on The Decade please visit https://www.oceandecade.org/ , http://iocaribe.ioc-unesco.org/undecade or email Cesar Toro ( c.toro@unesco.org ); cc: Patricia Wills ( p.wills-velez@unesco.org ).