{"version":"1.0","type":"rich","title":"World Population Area Chart","description":"This area chart visualizes world population growth from 1950 to 2015, using a smooth, filled curve to show the upward trend. The visualization is built with D3 v5, parsing CSV data and rendering to SVG. It uses `d3.scaleTime` and `d3.scaleLinear` for axes, `d3.axisLeft`, `d3.axisBottom` for ticks, `d3.area` with a basis curve for the filled region, and grid lines via tick sizes.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/f38b6db8c94f484b89dea74829991f51?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}