This natural disaster, called the Great Dying, killed most animals on the planet.
New research shows that it also dramatically changed Earths ecosystems.
Unsurprisingly, the researchers found that the biomes changed significantly during this transition.
252 million years ago, volcanic eruptions launched 100 trillion metric tons of carbon dioxide into the atmosphere and triggered the Great Dying.© Boaworm, CC BY 3.0, via Wikimedia Commons
Tropical everwet and summerwet biomes emerged in the tropics, replacing predominantly desertic landscapes, Brunetti continued.
Meanwhile, the warm-cool temperate biome shifted towards polar regions, leading to the complete disappearance of tundra ecosystems.
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