How do slums affect the cities they are built around?

The affect the cities they are around because the brung the economy down, they don’t have much money or much of anything so they have to constantly take out loans and such

They aren’t much good to the cities because they can affect the buildings around them and can bring the rates of the economy down. They are no help and can affect cities in a negative manner

-willy

Answer islamic scholars made advancements in technology, literature, philosophy, mathematics, astronomy, and the arts during this time period;

Its led to migrationits led to death