In January 2015, 26 of the 38 members of the International Anthropocene Working Group published a paper suggesting the Trinity test on 16 July 1945 as the starting point of the proposed new epoch.
En xaneiro de 2015, 26 dos 38 membros do Grupo de Traballo do Antropoceno Internacional (International Anthropocene Working Group) publicaron un artigo no que se propoñía que a proba nuclear Trinity realizada o 16 de xullo de 1945, fose o punto de inicio da nova época proposta.