Haiti has long had a sanitation problem, being one of a very small number of countries where sanitation worsened over the last twenty five years. Port au Prince, its largest city, has no central sewage system and is unlikely to ever have one. There are other models for sewage management but implementing them without good governance, the rule of law, and a well-informed public is, as with anything else, challenging. However, there are champions for improving sanitation both within and outside the Haitian government. The full NPR article by Rebecca Hersher follows.