Their cultures and societies are in ruins precisely because of them.
Nothing is solved by permitting masses from failed states and 5th rate societies to enter ( mostly ) peaceful Western nations. That brings only ill upon us.
There should be no more refugee intakes at all except perhaps for persecuted Christians from the Middle East, those people generally assiduous and diligent and also amongst the most truly persecuted people in the world.
We in Australia and across all the West have seen enough of the ills brought by masses from the 5th rate non - Western World.
