{"version":"1.0","type":"rich","title":"Sized Points on a Map","description":"A world map displays city populations greater than 50,000 as semi-transparent red circles, with circle area scaled by population using a square-root scale. Natural Earth projection and geoPath render landmasses, country boundaries, and graticules from World Atlas TopoJSON. City coordinates from the Simplemaps World Cities Database project onto the map via d3.geoNaturalEarth1, while React manages the SVG rendering and loading states.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/fb8d9388893946fc8df2da3d7cbb550d?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}