This paper examines the use of sail assistance for shipping propulsion in Pacific Island countries and territories (PICTs). It considers the topic within the framework of sustainable supply chain management, within which the ships concerned must operate and conduct their functions. The paper is based on current developments and past research and experimentation, including the ADB-funded experiment in Fiji. It also draws on the author’s experience in Pacific shipping, including recent experience in Tuvalu, examining that country’s maritime logistics