[Ráfaga] #3161: nitrates, isochrones, seniors, bars, groceries

[Rafagas team]

#3161: nitrates, isochrones, seniors, bars, groceries

Fri, 13 Mar 2026 by Raf

* In 2024, at least 257,000 people in 332 municipalities across Spain
were unable to drink tap water due to nitrate contamination [ES]

https://www.datadista.com/medioambiente/257-000-personas-sin-agua-potable-en-sus-casas-por-exceso-de-nitratos-en-2024-y-mas-de-un-millon-en-zonas-criticas/

* Chronological isochrone maps focus on distance rather than time,
created using Python and SQL, and visualized in Jupyter Notebooks for
testing with various locations

https://kamilraczycki.com/blog/Chronographic-Isochrones

* Map illustrating the distribution of the European population aged
over 65 based on 2021 census data

https://ec.europa.eu/assets/estat/E/E4/gisco/website/census_2021_grid_map/index.html

* In France, the closure of bars and tobacco shops has contributed to
a rise in far-right voting amid changes in local living conditions,
independent of immigration, unemployment, or other factors [FR]

https://www.cepremap.fr/2026/01/quand-les-bars-tabacs-ferment-lerosion-du-lien-social-local-et-la-progression-du-vote-dextreme-droite-en-france/

* Approximately 40 million people reside in areas without
supermarkets, known as food deserts, due to corporate consolidation
reshaping food access in the USA

https://ilsr.org/article/independent-business/grocerygaps/

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Translated by Isaac, Jaume, Jorge, and Wladimir

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