New book Earth science and geoscience How the Mass Extinction Occurred : The Relationship and Limitations of Earth and Life / Tetsuji Onoue

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Geoscience and Geology
Bluebacks / Earth 200000150 years ago (the end of the Triassic period), all living things, regardless of land or sea, became smaller and disappeared at the same time. This major event recorded in strata around the world is called the "Triassic Mass Extinction." What happened at that time? Is it really possible to have more than 80% of the species go extinct at the same time? A spirited geologist proposes an entirely new theory of extinction!