Mark Litwintschik • 9/6/2025

The World's 2.75B Buildings

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The article analyzes the 'GlobalBuildingAtlas' dataset, which estimates 2.75B buildings worldwide. It details the technical process of downloading and converting massive GeoJSON files to Parquet, hosting them on AWS S3, and explores the data using QGIS and Python. The author describes their high-performance workstation setup and the tools required for processing this large-scale geospatial dataset.

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#aws s3 #Etl #Parquet
The World's 2.75B Buildings

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