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| Title: |
URBANIZATION SHORTENS LAG TIME |
| Caption: |
Generalized hydrographs. (a) Hydrograph shows the typical lag between the time when most of the rainfall occurs and the time when the stream floods. (b) Here, the hydrograph shows the decrease in lag time because of urbanization. (After Leopold, L. B. 1968. U.S. Geological Survey Circular 559; modified after Tarbuck, E. J., and Lutgens, F. K. 2005. Earth: An introduction to physical geology, 8th ed. Upper Saddle River, NJ; Pearson Prentice Hall) |
| Keywords: |
streams, rivers, water, floods, flooding, urbanization, hydrographs, crests, discharges, volumes, streamflows |
