UK Allergen Exposure Map

A composite allergen exposure index for Great Britain, built from the National Forest Inventory, UKCEH Land Cover Map 2021, and DEFRA pollution data. Adjust the weights below to reflect your personal sensitivities — the map updates instantly.

Data sources: Forestry Commission NFI 2022 · UKCEH LCM 2021 · DEFRA PCM 2024

Methodology: Z-score normalisation · weighted sum following McInnes et al. (2017)

Coverage: England, Scotland, Wales only. Northern Ireland not covered by the NFI.