Official ratification of the Crawford Lake site and the Anthropocene epoch requires passing three more votes of geological authorities, the subcommission on Quaternary Stratigraphy, the International Commission on Stratigraphy and finally the International Union of Geological Sciences.

克劳福德湖遗址和人类世时代的正式批准还需要经过地质当局、第四纪地层学小组委员会、国际地层学委员会和国际地质科学联合会的三次投票。