Tethys went down with a chunk of Earth's crust 180 million years ago. When Gondwana broke apart, the crust slipped beneath the Eurasian plate. When this happened, shattered fragments of the crust ...
Interactions between Earth and the solar system have profoundly shaped the planet’s history, influencing evolution and climate. One striking example is the asteroid impact 66 million years ago ...
Millions of years ago, the Mediterranean ... on a critical moment in Earth’s geological history but also demonstrate the persistence of landforms over five million years,” Micallef added.
About 800 million years ago, oxygen levels reached about 21 percent and began to breathe life into more complex organisms. The oxygen-rich ozone layer was also established, shielding the Earth's ...
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