التركيب الكيميائي لرمل النهر
برجراف عن نهر النيل بالانجليزى
· The Nile, known as AnNil in Arabic, is the longest river in the world at 6,671 km long. It was born from the meeting of two rivers: the White Nile (BahrelAbiad) and the Blue Nile (BahrelAzrak). Its first feeder is at Lake Victoria in Uganda, the second at Lake Tana in Ethiopia. It is from their meeting in Khartoum in Sudan, that the Nile ......