GEOG 2051 Study Guide - Final Guide: Photosynthesis, Consumers Energy, Ice Wedge
Document Summary
Rollover sand carried land ward (migrating landward) Represent the initial stage of barrier island roll over. Barrier island formation (theories: drown-in-place: barrier island = former shoreline. Sea level rises and floods to leave behind barrier island: spit extension: spit grows longer until it gets breeched and forms a gap. When one dies, the other forms on top of the remain. Where cold water is present = no coral reefs. Fringing fringe of coral running along coastline. Barrier reef island sunk low enough to separate reed from island. Atoll ring of coral surrounding the open lagoon. As coastline becomes even more populate storms effect more people. Shoreline retreat caused by an increase of sea level. Louisiana has the greatest erosion problem in the country. Breakwaters walls parallel to shoreline out in the water. Jetties walls that run along inlets on barrier island. Dune restoration planting vegetation to keep sediment. Retreat building structures father and farther back from coastline.
