Andrew Zolnai Blog

I showed a couple of months ago  ways to post mega-datasets online without choking the system. This month OSGeoUK gave me the opportunity t...

The last 6 blog posts over the last 3 months chronicled the use of dynamic maps using time attribute - years for historic ship tracks and wi...

Earlier posts chronicled the history  even the beauty of historic shipping and climate data from CLIWOC. British, Dutch, French and Spanis...

I showed recently  how CLIWOC weather data from ships captains logs dating 1662 to 1885 totalled almost 1/2M points. It started with a 1/4M ...