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The end-Triassic mass extinction struck about 201 million years ago and has been tied to enormous volcanic eruptions associated with the break-up of Pangea. Those eruptions released vast quantities of CO2 into the atmosphere, driving global temperatures up by an estimated 5 to 10 degrees Celsius.
As the planet heated, forests dominated by trees collapsed. Ferns quickly moved into the damaged landscapes, spreading across large parts of what is now Northwest Eur...
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