Coastal Zone USGS- GIS Satellite Imagery
To do coastal research you may want to use the U.S. Department of the Interior | U.S. Geological Survey - GIS tool sets. Emergency Operation (EO) is one I find very interesting -
Here is an image of the Haiti coast.
At EO you can check on:
And, I might add to do studies on the natural and human impact on coastal zones.
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