Where the world added 1.9 billion people

Where the world added 1.9 billion people

Question. Which regions account for the world's population growth since 2000?

• Encoding. A bridge: the 2000 total, one signed step per region for its change to 2023, and the 2023 total. Step length is people added.
• Why this form. Two stacked bars for 2000 and 2023 would make you subtract segments by eye. The bridge does the subtraction and puts every region's change on one scale.

What this design gives up

Rates. A region that grew fast from a small base looks small here; Sub-Saharan Africa nearly doubled, while East Asia grew by about a sixth.