Acknowledgements
We are grateful to Universidad de la República for providing access to laboratory infrastructure. D.A.M received a scholarship from the Brazilian National Council for Scientific and Technological Development (CNPQ: Proc. No. 141239/2019-0). Sampling campaigns were financed by the UPM pulp mill environmental monitoring program; we thank Gervasio Gonzalez for logistics and data accessibility. AD, IGB, NV and FTM received financial support by the ANII National System of Researchers (SNI) and PEDECIBA. GQR received research financial support from Fundação de Amparo à Pesquisa do Estado de São Paulo (grants 2019/08474-8 and 2023/01589-0), the Royal Society, Newton Advanced Fellowship (grant number NAF/R2/180791), and together with CCB, received a CNPq-Brazil productivity grant.