{"version":"1.0","type":"rich","title":"Choropleth Map","description":"This choropleth map visualizes the percentage of residents with a bachelor’s degree or higher across U.S. counties. Each county is filled with a color from the d3.schemeGreens palette, mapped through d3.scaleThreshold to the education data. The map uses d3.geoAlbersUsa projection with d3.geoPath to render county boundaries from TopoJSON data, while a color legend built with reusable D3 code shows the scale. The visualization also supports zooming and panning via d3.zoom.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/03c819d0d6664c45811459f52186cb3c?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}