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Satellites add a new layer to global poverty data

DW English · May 13, 2026, 8:30 AM · Also reported by 2 other sources

Key takeaways

  • A new study using satellite data finds that 58% of the global population has been assigned to the wrong tier in the UN's Human Development Index.
  • It sits in Guerrero, Mexico's second-poorest state.
  • Official data gives it a score of 0.714 — firmly in the "high development" band on the United Nations' Human Development Index (HDI).

Why this matters: an international story with cross-border implications worth tracking.

A new study using satellite data finds that 58% of the global population has been assigned to the wrong tier in the UN's Human Development Index. That can have real-world consequences for how aid reaches people.

https://p.dw.com/p/5Dd BLSatellite data are helping researchers create a more detailed image of human development and how it differs within a country Image: NOAA/AP/picture alliance Advertisement On paper, Arcelia looks like a poor-but-average Mexican town. It sits in Guerrero, Mexico's second-poorest state.

Official data gives it a score of 0.714 — firmly in the "high development" band on the United Nations' Human Development Index (HDI).

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