Throughout each era, Earth’s appearance underwent significant changes, with Pangaea being the most ... to 358 million years ago) brought Gondwana and Laurasia closer, contributing to the Late ...

When the supercontinent Pangaea split into the northern continent Laurasia and the southern continent Gondwana approximately 195 million years ago, the ocean plate was formerly the seafloor of ...

Laurasia in the north and Gondwana in the south. The giant ocean called Panthalassa surrounded Pangaea. Areas near the coast were pummeled by seasonal monsoons, but ocean-circulation patterns kept ...

At the start of the period, the breakup of the supercontinent Pangaea continued and accelerated. Laurasia, the northern half, broke up into North America and Eurasia. Gondwana, the southern half ...