As seasonal rains fall, dispute over Nile dam rushes toward a reckoning

CAIRO — Every day now, seasonal rain pounds the lush highlands of northern Ethiopia, sending cascades of water into the Blue Nile, the twisting tributary of perhaps Africa’s most fabled river. Farther downstream, the water inches up the concrete wall of a towering, $4.5 billion hydroelectric dam across the Nile, the largest in Africa, now […]