Tuesday, November 16, 2010

Week 7: Digital Elevation Models




3-D Model (with DEM and hillshade layer)

3-D Model (DEM layer)













         













Extent (in decimal degrees):
Top: 38.44166            Bottom: 38.02722
Left: - 120.02138       Right: -119.31388
Coordinate System: North America GCS 1983
Datum: North American Datum 1983
           These models depict a small portion of the Sierra Nevada Mountain Range that lay on the eastern edge of California and the western edge of Nevada. This mountain range runs 400 mi North-to-South and 70 mi. east-to-west. It houses some amazing scenery and well-known attractions, like, Lake Tahoe, Mount Whitney, Yosemity National Park, Sequoia National Park, and Kings Canyon National Park. As you can see in the models, the Sierra Mountains' elevation gradually increases from east to west. The Sierra mountains are characteristic of California and offer great historical significance, as when the western coast of North America was first being explored.

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