Continental drift shapes continents from "summary" of Principles of Geology, Volume 1 by Charles Lyell,Sir Charles Lyell
The movement of continents, known as continental drift, has played a crucial role in shaping the Earth's surface over millions of years. This concept, proposed by Alfred Wegener, suggests that the continents were once joined together in a single supercontinent called Pangaea. As the continents drifted apart, they created new landforms and altered the landscape of the planet. This movement has been driven by the shifting of tectonic plates beneath the Earth's crust. These plates move slowly over time, causing the continents to move as well. The process of continental drift has led to the formation of mountain ranges, such as the Himalayas, as continents collide and push against each other. It has also created deep oceanic trenches where plates are forced beneath one another. The movement of continents has had a significant impact on the distribution of plants and animals across the globe. As continents have drifted apart, species have evolved separately, leading to the diverse array of life we see today. Continental drift has also influenced climate patterns and sea levels as continents have shifted position. For example, the movement of Antarctica to its current location at the South Pole has had a major impact on global climate.- The concept of continental drift highlights the dynamic nature of the Earth's surface and the interconnectedness of geological processes. By understanding how continents have moved and changed over time, we can gain valuable insights into the history of our planet.
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