Andrew Zolnai Blog

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...

Here is a small selection of mapping tools available on the iPad. Some are from the Appstore, others simply from the web. These are screen...

It may be time to run an overview, two years on this personal project on East Anglia, the last step of which was reviewed by socium.co.uk :

I posted here my webmaps from the East Anglia Medieval Fenlands project. I have now posted these on arcgis.com for use in ESRI maps: Watch...

Here is last year's Fenlands mashup on 2nd gen. beta GisCloud.com (this data is also posted on the UK academic ShareGeo site and the d...

[ Update 2 :   thanks Greg Cocks for this  April 2019   update Update 1: Part III , more on plate boundary earthquakes] A year ago today...

Building geoinfo from the ground up is patent in this Gov2.0 presentation on citizen-focussed geoweb at the Greater New Orleans Community ...

[See updates at bottom, and predecessors  Medieval Fenlands GIS  and  Post-medieval Fenlands GIS ] Here is a mashup on giscloud.com of the...

Let's look at the geographic history of land cover and surface geology of East Anglia after the Civil War , based on Ordnance Survey Ope...

[ 2021 update: full twitter thread why "plume push" theory may be flawed   2010 update : See follow-on Part II  here  ] If the ...

Chatting with local history buffs brought up amazing facts about climate change and sea level rise since the Middle Ages in East Anglia. One...