作者:Kumon "Kimiaki" Tokumaru
发文机构:Sela'den-cho
关键词:地质学地质资源地质工程地质勘探Birth of the Moon, meteorite impacts, J/K boundary, Gondwanaland Break-up, Modem Human, Howiesons Poort, PlateTectonics, volcanic eruption, large rapid sea level change.
分类号: P5[天文地球—地质学]