[meteorite-list] Alaska Has Finally Been Mapped as Precisely as Mars
From: Paul <etchplain_at_meteoritecentral.com>
Date: Sun, 4 Sep 2016 22:27:06 -0500 Message-ID: <d95ebb90-db4e-081b-79f4-84d5a0247487_at_att.net> Meteorite researchers can make their own and better topographic maps of their search / study areas in parts of Alaska using GIS software such as Global Mapper and GRASS (Geographic Resources Analysis Support System) using newly available digital elevation models (DEMs). NSF, NGA release first unclassified digital elevation models of Alaska, National Science foundation http://www.nsf.gov/news/news_summ.jsp?cntn_id=189516 University of Minnesota-led project releases 3-D elevation maps of Alaska for White House Arcti Initiative. University of Minnesota, Sept. 1, 2016 https://cse.umn.edu/news-release/university-minnesota-led-project-releases-3-d-elevation-maps-alaska-white-house-arctic-initiative/ Alaska Has Finally Been Mapped as Precisely as Mars New topographic maps made from satellite data will help the state monitor?and plan for?its eroding coastlines and melting permafrost by Joel K. Bourne, Jr. National geographic, September 1, 2016. http://news.nationalgeographic.com/2016/09/alaska-has-finally-been-mapped-as-precisely-as-mars/ ArcticDEM - http://pgc.umn.edu/arcticdem ArcticDEM Explorer- http://arcticdemapp.s3-website-us-west-2.amazonaws.com/explorer/ Other states have LiDAR and other DEMs from which custom made topographic and relief maps can be made using the above software. For example, Louisiana has complete, downloadable LiDAR DEMs and raw LiDAR data that can be downloaded and made into custom maps. Go see http://atlas.lsu.edu and http://atlas.lsu.edu/rasterdown.htm . Yours, Paul H. Received on Sun 04 Sep 2016 11:27:06 PM PDT |
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