Andrew Zolnai Blog

2024   update : 'They will flip': Earth's poles are shifting and it is not a good sign for life on our planet  I  previously  as...

[ Update: Part VI , more on geomagnetic reversals ] Parts I , II , III & IV  from March 2011 became relevant in a comment yesterday ...

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...

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

NOAA NRT AIRS fly satellites that record cloud cover and other atmospheric sensors described when I tracked Kuwaiti sandstorms . Stepping b...

[ Update: Part V , more on polar wanderings ] From guardian.co.uk today : Goce satellite maps the Earth's gravity in unprecedented pr...

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

[ 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...