The problem is as simple as it is devastating: the Atlantic Ocean is expanding into Senegal, and Saint-Louis is ground zero. Every year, the island loses a little bit of land to the sea.
Mamadou Niang has decided he has no choice but to leave his native Senegal. Salinization has made it impossible to farm his family's land.
Welcome to the travel blog for the NPR project that examined how the ripples of climate change radiate outward.