GREATER PIBOR ADMINISTRATIVE AREA - When the sun rises over Pibor in dry season, trucks begin to roll into this remote area with confidence. Not long ago, undertaking the journey from South Sudan’s capital, Juba, was a gamble. Navigating roads bogged down with deep mud, rising floodwaters, and the persistent risk of ambushes, the drive could take weeks, causing the price of essential supplies to soar and businesses to stall. Food wholesaler…