line chart

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Last edited Oct 26, 2025

Created on Oct 26, 2025

This line chart visualizes global population trends from 1970 to 2022 by summing yearly population figures across all countries in the world_population.csv dataset. The visualization uses D3 v7 with SVG rendering, employing `d3.csv` and `d3.autoType` for data loading, `d3.scaleLinear` for both axes, and `d3.line` with `curveMonotoneX` for the smoothed line path. Orange circles mark individual data points, with tooltips showing exact year and population values via appended `<title>` elements.

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MIT Licensed

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