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Let's make a map with D3.js!

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TTiffany Wu
Last edited Feb 7, 2020
Created on Feb 7, 2020

This example visualizes a world map using D3.js, with countries rendered as light green shapes against a blue sphere. The map is built using the `geoNaturalEarth1` projection and `geoPath` generator, while TopoJSON data is loaded from the world-atlas package. The code also includes a partially implemented `Heatmap` class that creates SVG containers, though it does not yet render any heatmap content.

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