Earth's mountains stopped getting bigger and started to disappear due to erosion between 0.8 and 1.8 billion years ago, and the evolution of the planet's ocean life stopped during that time also, a study in Science suggests. Researchers studied europium anomalies in zircon crystals found in sedimentary rocks to study the history of the thickness of Earth's crust.
Evolutionary pause may have been linked to dearth of mountain growth
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