An international team of geologists has found the first direct evidence that volcanic eruptions in the southern part of the Siberian Traps region (Fig. 1)252 Ma burned large volumes of coal and vegetation (Science News, 21 June 2020). The end-Permian extinction, also known as the Per-mian-Triassic extinction event and the Great Dying, is the Earth's most severe mass extinction that peaked about 252.3Ma. The catastrophe killed off nearly 96 percent of all marine species and 70 percent: of terrestrial vertebrate species on the planet over the course of thousands of years.
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