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Ssharathchandrareddymuthyam
Last edited Nov 4, 2025
Created on Nov 4, 2025
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This choropleth map visualizes global population by country, using a blue sequential color scale where darker shades represent higher population counts and gray indicates missing data. The visualization loads a GeoJSON world map and a CSV of population figures, then joins them by ISO3 country codes. Built with D3 v7, it uses the `geoNaturalEarth1` projection and `geoPath` to render SVG paths, with interactive tooltips showing each country’s name and population via the `append('title')` method.

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