Vega-Lite World Choropleth
A world choropleth coloured by GDP per capita — the canonical 'global indicator' map. Vega-Lite loads the world TopoJSON from CDN, projects with `naturalEarth1` (the visually-pleasing default for world maps), joins your data via `lookup` on ISO numeric country IDs, and colours vi
Template details
- chart
- map
- choropleth
- world
- vega
- vega-lite
When to use this template
This visualization makes global disparities or distributions of a single metric across countries immediately apparent. An analyst uses it to quickly identify geographic patterns, outliers, or regional concentrations of a specific country-level indicator, facilitating macro-level comparative analysis.
- Quantitative data points, one per country.
- Global or multi-country scope, requiring country-level aggregation.
- Includes standard country identifiers (e.g., ISO 3166-1 numeric or alpha-3).
- Values with significant variance, often benefiting from log or quantile scales.
- Data representing a single point in time or an aggregated period.