The World's 2.75B Buildings in QGIS!
The United Nations (UN) believes there are 4B buildings on Earth. This week, a dataset called "GlobalBuildingAtlas" (GBA) was published by researchers at the Technical University of Munich (TUM) that attempts to estimate this number at being closer to 2.75B
#gis #qgis #gba @tu_muenchen
tech.marksblogg.com/building-f…
Benchmarks & Tips for Big Data, Hadoop, AWS, Google Cloud, PostgreSQL, Spark, Python & More...tech.marksblogg.com
Today I worked out that the UK would nearly fit 1:1 scale on a sheet of A-39 paper.
That's using the A paper scale, where A0 is 1m^2 and each number down the scale doubles in area, keeping a 1:sqrt(2) aspect ratio.
That's A minus 39. I make a sheet of that 741.455km x 1048.576 km
(Done in #QGIS using 'Shape tools' plugin)
New free and open #QGIS text book in #Spanish 🇪🇸 by Federico Gazaba @federicogazaba :
"Introduccion a los Sistemas de Informacion Geografica con Qgis"
github.com/federicogazaba/intr…
For more books, check: qgis.org/en/site/forusers/book…
#osgeo #gis #textbook #gischat
Introduccion a los Sistemas de Informacion Geografica con Qgis - federicogazaba/introduccion-a-los-sig-con-qgisGitHub
