Draft:Earth/Timeline
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Last edited by Qwerfjkl (bot) (talk | contribs) 27 days ago. (Update) |
The Earth is about 4.54 billion years old and suffered and gained a lot throughout its life. This timeline shows the history of the planet, however, these times are not exact. We use the term "Ma" to represent a time of 1 million years and "Ga" is billion and "Ya" stands for years ago.
4.54 Ga- Earth forms from a protoplanetary disk around a young sun.
4.53 Ga- Volcanic gases such as sulphur and methane forming the atmosphere.
4.52 Ga- Theia collides with Earth and the debris forms the moon.
4 Ga- Water forms on Earth as asteroids bombarding it contain water.
3.8 Ga- The first life forms on Earth, microscopic organisms.
3.5 Ga- Cratons, or old landmasses emerge from volcanic eruptions like Vaalbara.
2.4 Ga- The first photosynthesizers, cyanobacteria, evolved. Huronian Ice Age has begun.
2.1 Ga- The Huronian Ice Age ends.
1.2 Ga- Rodinia, the next supercontinent emerges. It was very vast.
650 Ma- Pannotia forms. Also, life gets more complex.
540 Ma- The Cambrian Explosion occurs. Many life forms have appeared like trilobites.
445 Ma- The Ordovician Silurian extinction occurs, wiping out 85% of life.
385 Ma- Wattieza, a genus of trees, grew. They were found in New York. Amphibians form.
251 Ma- The Permian-Triassic Extinction occurs. 95% of life is dead.
250 Ma- Pangaea becomes the last supercontinent on Earth.
235 Ma- Dinosaurs have emerged from the Great Dying.
200 Ma- Pangaea breaks apart forming the continents we know today.
66 Ma- An asteroid 10 kilometres in diameter smashes our planet causing dinosaurs to die.
6 Ma- The Sahelanthropus walked the Earth still on all fours.
4 Ma- Humans began to walk upright.
3 Ma- Oldowan tools were used in Kenya's Lomekwi Archaeological Site for breaking things.
800,000 Ya- Humans learnt to control fire. They cooked food and interacted.
40,000 Ya- Homo sapiens ruled the Earth.
10,000 Ya- Agriculture is introduced to society.
1775- The Industrial Revolution takes place. Society and democracy grow more advanced.
1804- The human population surpasses one billion.
1927- The human population surpasses two billion after doubling for 123 years.
1960- Our population continues to grow.
2000s- Technology such as tablets, phones, and AI are introduced to the world.
2010s- Climate change is growing faster and we are using cleaner energies.
2020s- PRESENT DAY
My Sources[edit]
https://www.youtube.com/watch?v=LinWJsangs4