Extended Data Fig. 1: Pre-industrial to present-day (1850 to 2019) change in burden due to anthropogenic Nr.
From: Uncertain climate effects of anthropogenic reactive nitrogen

Nitrate fine-mode aerosols (a), sulphate aerosols (b), and ozone (c) for each of the five models in this study and for GEOS-Chem results from ref. 1. It is unclear whether the GEOS-Chem results show fine-mode or total nitrate.