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Re: Mapping the US with values for each state [message #67971] Wed, 16 September 2009 04:44
Bernhard Reinhardt is currently offline  Bernhard Reinhardt
Messages: 26
Registered: October 2008
Junior Member
Rob wrote:
> Hi,
>
> Is there a simple way in IDL to generate a plot of the US with each
> state coded (by color for instance) to indicate some value associated
> with that state? For example, can I read in a text file (that I
> generate) that contains the population of each state and display the
> population of each state by color?
>
> I'm a complete neophyte regarding IDL's mapping capabilities!

Well, I don't know if that's of any use for you, but I just came across
following page http://www.ncl.ucar.edu/Applications/polyg.shtml#ex1
There you can find climdiv_polygons.nc. It seem's that there are
Lat/Lon-Points of the polygons of the states in there.

Regards, Bernhard

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