This category contains introductory text about GIS data such as types of error in GIS datasets, types of GIS data (raster and vector), and metadata. Find resources to finding GIS data and where to download data.
A group of researchers from different universities and government groups have published a study of how Landsat’s free and open data policy has benefitted users of the programs satellite imagery products.
Adopt A Pixel program has existed for quite some time – from 2013 – in the form of a web service which allowed users to upload geospatially tagged landscape images to complement the remote sensing collections.
Researchers from Facebook and MIT Labs have proposed a new methodology that uses machine learning and satellite imagery to generate street addresses in areas of the world where individual buildings don’t have a unique address.
An acronym for Topologically Integrated Geographic Encoding and Referencing system (TIGER) data, the annual release of GIS data contains public domain data covering administrative and physical features such as roads, boundaries, and hydrological features.