The 5th International Soil Modeling Consortium Conference (ISMC 2026), “Advances and Challenges in Tropical Soil Modeling,” will take place from 15–19 September 2026 in Rio de Janeiro, Brazil, hosted on site at Pontifical Catholic University of Rio de Janeiro (PUC-Rio). The conference is organized by the University of São Paulo (USP), the Geological Service of Brazil (SGB), and PUC-Rio. The official language of the conference is English