What Caused ‘The Great Dying’ –“70 percent of Earth’s Land Species Disappeared in a Geological Instant” (MIT)

        Around 252 million years ago, life on Earth collapsed in spectacular and unprecedented fashion, as more than 96 percent of marine species and 70 percent of land species disappeared in a geological instant. The so-called end-Permian mass extinction ­— or more commonly, the “Great Dying” — remains the most severe extinction … Continue reading What Caused ‘The Great Dying’ –“70 percent of Earth’s Land Species Disappeared in a Geological Instant” (MIT)