“…Also introduced in this issue is a new type of publication, the Historical Review, which consists of texts that do not qualify as a scientific review, but contain in-depth reviews of reports and compilations of historical materials worthy of publication. This format is inaugurated by the historical analysis of geological mapping in Brazil up to 2022 (Rosa-Costa et al 2023) and a discussion of an arsenic contamination event in the state of Amapá (Scarpelli 2023).…”