{"version":"1.0","type":"rich","title":"D3 Course 1: Bar Chart","description":"A horizontal bar chart displays population estimates for ten countries, with bars ordered from largest to smallest population. The visualization uses D3 v5 with `d3.csv` to load data, `d3.scaleLinear` for the x-axis, `d3.scaleBand` for the y-axis, and `d3.axisLeft` and `d3.axisBottom` for axes. Population values are formatted using `d3.format` with abbreviations like \"B\" for billions. The SVG rendering includes a title, axis labels, and grid lines, following the margin convention.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/16ac03e05ff34159b2ae601fdc09acb8?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}