encroaching

SHALANBOOD, Somalia — The sand moves like a tide here, swallowing lanes, schools and low-slung homes on the edge of the Indian Ocean. Among the dunes, hundreds of farming families who fled Lower Shabelle’s contested villages are piecing together life in makeshift shelters, rationing water by the cup as fighting and failed rains erase the certainty of the past. Families from Mushani, Garilow and Barire streamed into the outskirts of Shalanbood in November after government forces and African Union troops clashed with Al-Shabab…