How would a hydrograph for a drainage basin change if major urban growth were to occur upstream?
A)The hydrograph would be higher and narrower.
B)The hydrograph would be both higher and longer.
C)The hydrograph would be lower but longer.
D)The hydrograph changes only with wildfire, logging, or overgrazing, not urban growth.
E)The hydrograph becomes skewed, rising more slowly but dropping very quickly.

Question

Quizplus · Accepted Answer

Urban growth typically leads to increased impervious surfaces, such as roads and buildings, which reduce infiltration and increase surface runoff. This results in a hydrograph that peaks more quickly and at a higher level, making it higher and narrower.

How Would a Hydrograph for a Drainage Basin Change If