Sunday, 23 February 2014

Global Sailings (1662 - 1856, English, Spanish, Dutch, French) revisited

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[ Update: climate data (wind speed & direction) have now been added in short & long posts ] I originally extracted CLIWOC ( CLI...
Tuesday, 11 February 2014

Maps are forever (Part III)

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My first post on this theme traced beautiful medieval maps from the British library in London to the Harvard Libray online, to land on a...
Sunday, 2 February 2014

Map catalog page 4

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My map catalog also works well to post new projects: added British Geological Survey web mapping services to East Anglia web map, in order t...
Sunday, 26 January 2014

Map catalog continued

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In my ongoing suite of posting webmaps in my new and fresh Mind the Map blog, here is another take on loading global vectore megadatasets b...
Saturday, 18 January 2014

Standards & Metadata, Part VIII

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My previous post on this topic stated how careful documentation and appropriate metadata high-grades any information that is shared online ...
Sunday, 12 January 2014

More map catalog

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Last week was the inaugural post of my catalog , highlighting maps from this blog in (very) roughly reverse chronological order. The second...
Sunday, 5 January 2014

Andrew Zolnai map catalog

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Happy New Year! Don't you think that 175 blog posts and almost 150,000 page views over 7.5 years merit a catalog of my maps? This a...
Sunday, 15 December 2013

Releasing data really works, Part V

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It took five days (after hours) to stand up, learn, tweak and display my East Anglia Fenlands project on Mapcentia's web service . It st...
Sunday, 8 December 2013

Free Petroleum Geodata

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Here are some free datasets useful for petroleum mapping. Links didn't transfer in SlideShare so here they are: AAPG GIS Open Files
Sunday, 17 November 2013

Around the world in 30 maps

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[ Update 2 : this map gallery is now the first pane of my personal portfolio ] [ Update 1: Apple iOS doesn't support Flash, please try...