what happened a million years ago ?

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https://247wallst.com/special-report/2019/09/20/what-the-world-was-like-a-million-years-ago

https://247wallst.com/special-report/2019/09/20/what-the-world-was-like-a-million-years-ago
What the World Was Like a Million Years Ago – 24/7 Wall St.
In geologic terms, a million years ago was the Pleistocene age (2.5 million years BC to 11,711 years BC), and Earth was five to 10 degrees colder than it is today. Prolonged glaciation…

https://en.wikipedia.org/wiki/Timeline_of_the_evolutionary_history_of_life

https://en.wikipedia.org/wiki/Timeline_of_the_evolutionary_history_of_life
Timeline of the evolutionary history of life – Wikipedia
Late Devonian: 375 million years ago, 75% of species lost, including most trilobites End Permian, The Great Dying: 251 million years ago, 96% of species lost, including tabulate corals, and most trees and synapsids End Triassic: 200 million years ago, 80% of species lost, including all conodonts

https://www.newscientist.com / article / dn17453-timeline-the-evolution-of-life

https://www.newscientist.com / article / dn17453-timeline-the-evolution-of-life
Timeline of the evolution of life on Earth | New Scientist
Massive bodies continue to strike the Earth, at a declining rate, for the next 1.5 billion years, ending about 3 billion years ago. The impacts reshape the planet surface and may help drive…

https://www.si.edu/newsdesk/factsheets/milestones-human-evolution

https://www.si.edu/newsdesk/factsheets/milestones-human-evolution
Milestones in Human Evolution | Smithsonian Institution
Media Fact Sheet By 6 million years ago: Early humans had evolved upright posture and the ability to walk upright on short legs. Male canine teeth were about equal in size to females’, which indicates a significant shift in social life. By 4.1 million years ago: Broad knee joints indicate clear adaptation to regular bipedal walking.

https://www.britannica.com/science/Cenozoic-Era

https://www.britannica.com/science/Cenozoic-Era
Cenozoic Era | Definition, Events, & Facts | Britannica
20 oct. 2023Cenozoic Era, third of the major eras of Earth’s history, beginning about 66 million years ago and extending to the present. It was the interval of time during which the continents assumed their modern configuration and geographic positions and during which Earth’s flora and fauna evolved toward those of the present.

https://www.britannica.com/science/Miocene-Epoch

https://www.britannica.com/science/Miocene-Epoch
Miocene Epoch | Plants, Animals, & Fossils | Britannica
Miocene Epoch, earliest major worldwide division of the Neogene Period (23 million years to 2.6 million years ago) that extended from 23 million to 5.3 million years ago.

https://evolution.berkeley.edu/evolution-101/the-history-of-life-looking-at-the-patterns/how-we-know-what-happened-when

https://evolution.berkeley.edu/evolution-101/the-history-of-life-looking-at-the-patterns/how-we-know-what-happened-when
How we know what happened when – Understanding Evolution
Life began 3.8 billion years ago, and insects diversified 290 million years ago, but the human and chimpanzee lineages diverged only five million years ago. How have scientists figured out the dates of long past evolutionary events? Here are some of the methods and evidence that scientists use to put dates on events:

https://www.nationalgeographic.com/science/article/permian

https://www.nationalgeographic.com/science/article/permian
Permian Period and Extinction | National Geographic
The Permian period, which ended in the largest mass extinction the Earth has ever known, began about 299 million years ago. … It was a one-in-a-million chance—and it happened more than once.

https://www.pbs.org/wgbh/evolution/library/faq/cat04.html

https://www.pbs.org/wgbh/evolution/library/faq/cat04.html
Evolution: Frequently Asked Questions – PBS
Evidence for Evolution 2. How can you know what happened millions of years ago if no one was there to see it? Evidence and observation are the building blocks of all scientific inquiry;…

https://www.nationalgeographic.com/science/article/dinosaur-extinction

https://www.nationalgeographic.com/science/article/dinosaur-extinction
Dinosaur extinction facts and information | National Geographic
• 6 min read Abundant fossil bones, teeth, trackways, and other hard evidence have revealed that Earth was the domain of the dinosaurs for at least 230 million years. But so far, not a single… lesoutrali bot