Category Archive: Datums and Coordinate Systems

Jan 14 2013

A Few Good Reads (1/14/13): The 2012 Disaster Tally and Underestimating the Elwha Dam Removal

This week: Hurricane Sandy tops the 2012 disaster list, the silt total underestimated at Elwha Dam, the Morganza levee project swells in cost, using biomimicry to protect coastal cities, and the decaying thousands of bridges in America . Hurricane Sandy Tops 2012 Disasters, But More in Store for 2013 (Property Casualty 360) Flood losses are …

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Nov 08 2011

Virtual Site Visit 2

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If you want to have a quick look at a project site without actually going there, the free applications I mentioned in the last post will certainly get the job done.  However, it is often important to gather more information that requires better data and more powerful analysis tools.  Imagery and Topography There are limitless …

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Oct 03 2011

A Few Good Reads (10/3/11)

This week: revisiting Cadillac Desert, climate change and California, learning from Joplin, and vDatum. Cadillac Desert revisited: Marc Reisner’s landmark water study tested and vindicated  (by Dennis Myers, Reno News and Review) The book, by Marc Reisner, challenged basic beliefs by which the West had been developed and governed, beliefs still widely held by some …

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Jul 21 2011

It Slices, It Dices, It…

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I have often heard it called the Swiss Army Knife of GIS. I am more of a multi tool fan myself, but whatever analogy you prefer, Global Mapper (GM) packs some useful tools. I stumbled onto GM about a decade ago.  I had to download digital line graph (dlv) data from the USGS to help create …

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