Geologic Time is a crucial concept to understanding the history of the earth—including the evolution of life. Many different representations of the timeline have been created, and many approaches ...

According to the International Union of Geological Sciences ... of defining Earth’s time scale, we are officially in the Holocene (“entirely recent”) epoch, which began 11,700 years ago ...

While some have argued it should be an epoch akin to the Holocene ... short time frame does not "fit comfortably into the geological time scale, where units typically span thousands, tens of ...

In 1913, before he even earned his doctoral degree, he proposed the first geological time scale, based on the fairly ... he placed the beginning of the Cambrian period at around 600 million ...

Some stratigraphers have argued that designating a human-centric epoch politicizes geology ... Would Adding the Anthropocene to the Geologic Time Scale Matter?, AGU Advances (2025).

Japanese researchers hope that a new geologic epoch covering the present time ... part of the Cenozoic Era, on the time scale of the 4.6-billion-year history of the Earth. However, Paul Crutzen ...