Points on a Map with Size

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Points on a Map with Size

✓ Published0🌍 Public

Last edited Oct 25, 2021

Created on Oct 25, 2021

A world map displays city populations as semi-transparent circles, with point size encoding each city’s population value via a square-root scale. The visualization uses the Natural Earth projection via d3.geoNaturalEarth1 and renders graticules, land masses, and country interiors with d3.geoPath. City coordinates are projected from longitude and latitude, while the map geometry comes from World Atlas TopoJSON processed with topojson.feature and topojson.mesh. React components manage the SVG rendering, and the data is loaded asynchronously from a CSV of world cities using d3.csv.

AI-generated description

A world map showing country boundaries from World Atlas TopoJSON, polished for visual style, including graticules.

MIT Licensed

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