# \#gis

**URL:** https://community.worldpop.org/tag/gis/10.md

[Latest](https://community.worldpop.org/latest.md) · [Categories](https://community.worldpop.org/categories.md) · [Tags](https://community.worldpop.org/tags.md)

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## [Constrained vs unconstrained layers give different national totals](https://community.worldpop.org/t/constrained-vs-unconstrained-layers-give-different-national-totals/65)

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**Author:** [@Graeme\_test](https://community.worldpop.org/u/Graeme_test)\
**Replies:** 1\
**Last updated:** [September 29, 2026, 1:56pm UTC](https://community.worldpop.org/t/constrained-vs-unconstrained-layers-give-different-national-totals/65 "2026-09-29T13:56:22Z")

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I’m getting different national totals from the “constrained” and “unconstrained” population layers for the same country and year. Which one should I be using, and why do they disagree in the first place?

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## [📢 You told us what you need. We're acting on it.](https://community.worldpop.org/t/you-told-us-what-you-need-were-acting-on-it/80)

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**Author:** [@Tim](https://community.worldpop.org/u/Tim)\
**Replies:** 0\
**Last updated:** [September 22, 2026, 2:25pm UTC](https://community.worldpop.org/t/you-told-us-what-you-need-were-acting-on-it/80 "2026-09-22T14:25:19Z")

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More than 420 WorldPop users shared how they use our population data and what they’d like to see next. The message was clear: :white\_check\_mark: Easier data discovery :white\_check\_mark: Better documentation and meta…

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## [Zonal statistics giving unexpected population totals](https://community.worldpop.org/t/zonal-statistics-giving-unexpected-population-totals/64)

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**Author:** [@Graeme\_test](https://community.worldpop.org/u/Graeme_test)\
**Replies:** 0\
**Last updated:** [September 2, 2026, 2:29pm UTC](https://community.worldpop.org/t/zonal-statistics-giving-unexpected-population-totals/64 "2026-09-02T14:29:04Z")

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I ran zonal statistics in QGIS to get population totals per district, but my numbers are way higher than official census figures for some districts and way lower for others. Is the dataset wrong, or am I doing something …

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## [How can better data improve humanitarian response](https://community.worldpop.org/t/how-can-better-data-improve-humanitarian-response/55)

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**Author:** [@iancoady\_worldpop](https://community.worldpop.org/u/iancoady_worldpop)\
**Replies:** 0\
**Last updated:** [August 13, 2026, 9:59am UTC](https://community.worldpop.org/t/how-can-better-data-improve-humanitarian-response/55 "2026-08-13T09:59:11Z")

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How can better data improve humanitarian response? We have recently released a high-resolution displacement dataset for Nigeria and the Democratic Republic of the Congo (DRC) that harmonises fragmented records into a …