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...

Dust storms are what you look out for in Kuwait. The banner map was a very simple way for me to create my own weather map: where are the d...

Des Kilfoil at the CBC in Calgary, Canada introduced me 20-odd years ago to the 5Ws , the basic tenets of any investigative reporting, from ...

Eyjafjallajoekull volcanic ash blown southeastward caused air traffic disruption last week over the northern British Isles again. I post the...