Look at any modern factory in a developed country and see the robots, supply systems and related sophisticated soft- and hardware. Compare this to any poor, developing state: Not in a 100 years will this change, the way things are.
So people without any perspective are risking their lives to come to Europe, coming through unbelievable hardship to a very insecure future.
The best solution to avoid this is to finance a global unconditional basic income.