In January 2010, an “unpowered” wooden sailing vessel more than 70 years old, the Tres Hombres, arrived in Port-au-Prince carrying desperately needed earthquake relief supplies from Dutch humanitarian organizations for the people of Haiti. Although not the first contemporary version of “green logistics,” Tres Hombres — propelled by a trio of clean energy technologies: sails, wind turbines and recycled vegetable oil — epitomized the entrepreneurial spirit of today’s retro-revolutionary sail freight movement.