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The World's 2.75B Buildings

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. GBA is broken up into two datasets. The first is a 1.1 TB, level-of-detail 1 (LoD1) dataset made up of 922 uncompressed GeoJSON files. I spent the last few days downloading these and converting them into 210 GB of Parquet. These are now bein...

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