OpenHeatMap is an online tool for creating heat maps and choropleth maps; it generates the maps from user data in a spreadsheet and uses OpenStreetMap tiles for the basemap. (Here’s a list of the location variables OpenHeatMap can understand.) Via La Cartoteca.
OpenHeatMap first appeared on The Map Room: A Weblog About Maps on October 21, 2010. Copyright © 2010 Jonathan Crowe. Distributed under a Creative Commons licence.
Post originale: http://www.mcwetboy.net/maproom/2010/10/openheatmap.php
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