Explică,două cauze a densității mari a populației în valea rîului Nil, comparativ cu deşertul Sahara

Today it is one of the first problems of Egypt, that having such a high population density in this area makes the quality of human life less.

The great problem is that the majority of its population has a poorly developed socio-economic level since the country's economy has not expanded at the same rate as its inhabitants.

Explanation:

Man tends to want more and more well-being. Throughout the world the number of vehicles and refrigerators is increasing rapidly. The time will come when population growth and increased prosperity collide. Large flows of people may have to travel the world in search of food and prosperity.

sediment layers stop spreading when they reach a barrier or they run out of sedimentary material. lateral spreading is the movement of gently to steeply sloping, saturated soil deposits caused by earthquake-induced liquefaction. i hope this . : )