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Air quality

OpenAQ global air-quality measurement stations (PM2.5/NO2/O3, CC-BY 4.0).

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What this shows

OpenAQ global air-quality measurement stations (PM2.5/NO2/O3, CC-BY 4.0).

Coverage (inferred)
Worldwide
Freshness
See source
License
CC-BY 4.0
Source
OpenAQ
Provenance

Cartouche · Provenance

Air quality

Source

OpenAQ - air-quality measurement stations (CC-BY 4.0)

Method

Published dataset

License

CC-BY 4.0Commercial OK

Attribution

Air quality: OpenAQ contributors (CC-BY 4.0)

Coordinate system

EPSG:4326

Freshness

See source

Cite as

cartian:layer:ml-openaq@ref-a80089cf

Version

vref-a80089cf

Pin

As-of referencefrozen 2026-07-18
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