Linking in-canopy chemistry to above-canopy O3, BVOCs, and NO x gas fluxes in the Amazon rainforest. - Brown, Flossie; Heald, Colette L.; Steiner, Allison; Yáñez-Serrano, Ana Maria; Kesselmeier, Jürgen; de A. Monteiro, Carolina; Harder, Hartwig; de Araújo, Alessandro C.; Hall, Denisi H.; Dias-Júnior, Cléo Quaresma; Wolff, Stefan (Atmospheric Chemistry & Physics, 2026)