an underground water reservior
an underwater barrier of mud in a river
an island running parallel to the mainland, built up by the action of waves and currents that serves to protect the coast from erosion.
fresh water and salt water mixed together
a ridge of high ground in the costal marsh that runs parallel to the coastline
the loss of coastal land
wet grassland along a coastline
a low, flat land region built up by river sediment
the gradual movement of continents
a landform shaped by sediment deposits at the mouth of a river or tidal inlet
a fracture in the Earths crust
a plain bordering a river and subject to flooding
the study of how the earth was formed
an increase in the average temperature of the Earths atmosphere
strips of elevated land along the river side to keep it from flooding
a cresent shaped lake formed when a river meander is cut off from the main channel
an ancient supercontinent that included all the landmass of the Earth
a natural or artificial pond or lake used for water storage
a tall vertical column of salt squeezed up through the ground by extreme pressure
Salt water intrusion
saltwater movement into a marsh
suspended particles of dirt and sand carried by river water
an elevated ridge of old riverbed
the depth in the ground at which water is located
rock formed by sediment and pressure
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