WebMar 28, 2024 · human evolution, the process by which human beings developed on Earth from now-extinct primates. Viewed zoologically, we humans are Homo sapiens, a culture-bearing upright-walking species that lives on the ground and very likely first evolved in Africa about 315,000 years ago. We are now the only living members of what many zoologists … WebEons. The eon is the broadest category of geological time. Earth's history is characterized by four eons; in order from oldest to youngest, these are the Hadeon, Archean, Proterozoic, and Phanerozoic. Collectively, the Hadean, Archean, and Proterozoic are sometimes informally referred to as the "Precambrian."
Pleistocene Epoch: Facts About the Last Ice Age Live Science
WebMiocene Epoch (23.03 to 5.332 Million years ago) Pliocene epoch (5.332 to 2.580 Million years ago) and the Quaternary also has two divisions: Pleistocene Epoch (11.700 yrs … WebApr 22, 2016 · Planet Earth; Chart of Geological Time (Infographic) Infographics. By Karl Tate. published 22 April 2016 (opens in new tab) (opens in new tab) (opens in new tab) … philips sw3440
Timeline of the evolutionary history of life - Wikipedia
WebThis is the branch of earth sciences that deals with the concept of geological time and dating the sequence of events throughout the Earth’s history. Intervals of geological time are given formal names and … WebFeb 2, 2024 · In the case of H. sapiens, known remains only date back some 300,000 years, so gene studies have located the divergence far more accurately on our evolutionary … WebGeologic Timescale. The Earth is estimated to have formed about 4.6 billion (4600 million) years ago, and yet by 3.9 billion years ago, only shortly after the molten planet solidified, the oceans formed, and the asteroid bombardment ceased, there is evidence of the first primitive life. Only in the last 500 million years or so did complex life ... philips sustainability bond framework