Category: maps

Winter solstice and Hillshade over Brussels

Yesterday, the 21st of December 2016, was the shortest day in the Northern Hemisphere. In other words, it is the day the sun is the lowest in the sky at…
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The 2012 Presidential Election Map using PostGIS, Geoserver and OL3

The news of the beginning of the week was monopolized by the US presidential election. During the last few months, a lot of interactive maps flourished on the internet showing…
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Full Sentinel-2 cloud-free mosaic of Belgium!

The Copernicus's Sentinel-2 programme makes it possible to have a full mosaic coverage of any point in Europe with a revisit of 5 days at the Equator, provided no clouds…
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Agriculture and Sentinel-2: An unsupervised temporal classification

Remote Sensing and agriculture always have been best friends. With the arrival of Sentinel-2 data, the friendship got even more stronger! In this article, we're trying to figure out how we could use Sentinel-2…
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Change detection using Sentinel-2 and PostGIS

With its very short revisiting period, Sentinel-2 satellite data make it possible to perform change detection operations of every point on Earth every 5 days at least. In this article, we're going to…
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Why so many -ange places in Belgium near Luxembourg?

Belgium's petrol station! The South of Belgium is a beautiful place covered mostly with the region Ardennes - a forested landscape where Belgian used to go out at the weekends…
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A Hooded Vulture Wildlife study using Movebank, PostGIS, QGIS and KML

Movebank.org is fabulous website that centralizes GPS data of tracked animals. Hosted by the Max Planck Institute for Ornithology, the platform data are accessible to researchers from all over the world to study…
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Wildland Fire study with Landsat 7 and PostGIS

Wildland fires commonly occur during the hot and dry seasons. More tempered climates can however also be affected. We are studying the extent of the last major wildland fire that occur the 25…
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Crime Data analyses (Tulsa, OK)

Open Crime data are very powerful for predictive crime analyses. Most Police units make use of historical data and GIS to analyze crime patterns and trends. The conclusion drawn from these analyses…
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Holy placenames in Belgium

Placenames in Belgium and the cultural influences Belgium is a very small country in the Western part of Europe. It lies between The Netherlands, Germany, Luxembourg and France. Despite being so…
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