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Nicolas Lambert
Front-end cartographer. Research Engineer in Geographic Information Science at CNRS & UAR RIATE. Author of Mad Maps (2019), Practical Handbook of Thematic Cartography (2016, 2020, 2025) and Cartographia (2025).
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How To?
pbf vector tiles to geoJSON
Using Vector Tiles with MapLibred3-zoom tiles and geoJSONHow to display and hide layers with Observable & d3js?Cheat sheet on Texts in SVGDemers CartogramFetch an Excel sheetGetting routes with OSRMHow to draw an age pyramid at different levels of aggregation?How to draw an arrow between 2 dots?World Grids & some GIS operationsGeocode & Make a Map Using API Adresse (fr)Let's Sketch a MapSome Experiments with d3-geoMapping discontinuitiesMapping a route (from some GPS coordinates)Dot Density Map (based on national data)Dot Density Map (based on gridded data)Web scrapping (Post request)proj4js with d3jsBasemaps & dataCheat Sheet TopojsonHello Turf.jsDelaunay, Voronoi & geoVoronoi
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