How would a river that drains a watershed be affected if a portion of forest uphill from the river was converted into a city with mostly impermeable surfaces?

in watershed research and from comprehensive review of the literature of forest ... quality are affected by timber harvesting, regeneration, tree planting, type ... I I area flow cover. Mi2 Ft^/s/mi2 Percent. North Atlantic Slope Drainage. Ellis River.

c. live where it’s cold and icy