Geomorphology Logo| Home | Syllabus | Calendar | Other | Grades | Geog/Geol Dept | UWSP |

FLOODPLAINS

A. IntroductionPhoto: Virgin River floodplain

Floodplain:

Learning Outcomes: you should be able to:

photo: © Michael Collier. Image source: Earth Science World Image Bank http://www.earthscienceworld.org/images, photo imuzx5.


B. Floodplains

Definition

  • topographic

  • hydrologic

link icon: floodplain photo (photo: Red River floodplain 1995, NASA http://earth.jsc.nasa.gov/sseop/efs/lores.pl?PHOTO=STS073-726-31)

Formation

  • lateral erosion & deposition

  • overbank flow

Desert river floods

photo: flood
photo: A. Booher/FEMA http://www.photolibrary.fema.gov/photolibrary/index.jsp photo ID: 3459

diagram: floodplain deposits Deposits


C. Fluvial Terraces

Prolonged episodes of degradation

  • tectonic uplift

  • base level drop

diagram: fluvial terraces

photo: fluvial terraces
photo: © Michael Collier. Image source: Earth Science World Image Bank http://www.earthscienceworld.org/images, photo ivq0ux

Formation


D. Summary

Floodplains

Terraces


| Next Lecture | Previous Lecture | Calendar | Home |
©Karen A. Lemke: klemke@uwsp.edu
Last revised September 4, 2012