Friday, April 22, 2011

Topographic Map: Mount Marcy

http://www.adirondacknorthway.net/mappages/mount_marcytopo.php

The above image is a topographic map of Mount Marcy in New York State.  Mount Marcy is the highest point in New York at 5,343 feet high.  It is also a popular destination for hikers and outdoor enthusiasts alike!    We can see that there is a sharp gradient in elevation around Mount Marcy with the closely spaced isoheight lines as well as the relative height numbers that surround the mountain.  The relief shading also performed on the map gives us a three dimensional view of the area as well.  

Topographic maps were historically produced through surveys of the land but topography can now be found through the use of light detection and ranging (LIDAR) remote sensing methods.  These methods can be resolve down to a finer degree of resolution and requires less manual effort than before.  

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