This example renders a natural Earth projection map of the world using D3.js and TopoJSON. It draws a blue sphere as the globe background, then loads country boundaries from the world-atlas dataset and fills them with light green polygons, bordered by subtle black strokes. The visualization uses `d3.geoNaturalEarth1` for projection, `d3.geoPath` to generate SVG paths, and `topojson.feature` to extract country geometries from the TopoJSON file.