As a developer of the agency’s Advanced Space Life Support Systems, which monitors the safety for all off-planet habitation pursuits, Chamberland soon became a lead proponent of research on an idea being floated by NASA at the time: using the sea as a testbed for space exploration. Before long, this homegrown explorer would become one of the country’s leading proponents of undersea habitation, and an advocate for what he calls the “space-ocean analog.”