We gratefully acknowledge the support of our partners and funding programs.
Data Sources & Attribution
The data we use come from a variety of reputable open-data sources, including:
TROPOMI NO₂ (ESA CCI+) – CC BY 4.0.
ERA5 Reanalysis (ECMWF / Copernicus) – Generated using Copernicus Climate Change Service information.
CAMS (Copernicus Atmosphere Monitoring Service) – Generated using Copernicus Atmosphere Monitoring Service information.
OpenStreetMap (OSM) – © OpenStreetMap contributors; licensed under ODbL.
ESA WorldCover – CC BY 4.0; contains modified Copernicus Sentinel data.
OpenAQ – Air quality data derived from OpenAQ data and contributors, used under applicable open-data licenses.
Other datasets – e.g., population, emissions, air quality data, and additional land-use data, used in accordance with their respective licenses (e.g., CEDS, WPP).
We gratefully acknowledge these sources for making their data openly available.
While we strive for accuracy, neither the original data providers (e.g., ESA, Copernicus, ECMWF, OSM, OpenAQ) nor AQ ANALYTICS/Aerwise can guarantee that the data or any derived data are free from error.