Some Cool Web Sites

 

Jonathan Frishtick, GIS/GPS Mapping

For those of you out there dealing with data collection using many people with GPS units, this article from Free Geography Tools may be helpful.

http://freegeographytools.com/2010/crowdsourcing-and-coordinating-data-collection-with-handheld-gps-units

And here is another cool one:

Daylight Hours Explorer – Shows the hours of daylight received during the year for an observer at a given latitude. This is an important factor contributing to the seasons.

http://astro.unl.edu/classaction/animations/coordsmotion/daylighthoursexplorer.html

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