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en.wikipedia.org/wiki/History_of_the_Earth

The history of Earth concerns the development of planet Earth from its formation to the present day. Nearly all branches of natural science have contributed to understanding of the main events of Earth's past, characterized by constant geological change and biological evolution.

www.extremescience.com/earth.htm

In the very beginning of earth's history, this planet was a giant, red hot, roiling, boiling sea of molten rock - a magma ocean. The heat had been generated by the repeated high speed collisions of much smaller bodies of space rocks that continually clumped together as they collided to form this planet.

www.britannica.com/science/geologic-history-of-Earth

Geologic history of Earth: Geologic history of Earth, evolution of the continents, oceans, atmosphere, and biosphere. The layers of rock at Earth’s surface contain evidence of the evolutionary processes undergone by these components of the terrestrial environment during the times at which each layer was formed. By studying

www.sciencedaily.com/terms/history_of_earth.htm

The history of Earth covers approximately 4 billion years (4,567,000,000 years), from Earth’s formation out of the solar nebula to the present. Earth formed as part of the birth of the solar ...

en.wikipedia.org/wiki/Geological_history_of_Earth

The geological history of Earth follows the major events in Earth's past based on the geological time scale, a system of chronological measurement based on the study of the planet's rock layers (stratigraphy).Earth formed about 4.54 billion years ago by accretion from the solar nebula, a disk-shaped mass of dust and gas left over from the formation of the Sun, which also created the rest o...

www.earthday.org/about/the-history-of-earth-day

The Idea for the first Earth Day. The idea for a national day to focus on the environment came to Earth Day founder Gaylord Nelson, then a U.S. Senator from Wisconsin, after witnessing the ravages of the 1969 massive oil spill in Santa Barbara, California.

simple.wikipedia.org/wiki/History_of_the_Earth

The history of the Earth describes the most important events and fundamental stages in the development of the planet Earth from its formation to the present day. The age of the Earth is about 4.56 billion years. Nearly all branches of science have helped us understand the main events of the Earth's past.

www.bbc.com/earth/bespoke/story/20150123-earths-25-biggest-turning-points

The 25 Biggest Turning Points in Earth's History. Our planet has existed for 4.5 billion years, and it has been a busy few eons. Here are the 25 biggest milestones in Earth's history.