Geology: Biggest mass extinction 250 million years ago driven by 'volcanic winter' – Daily Mail

Science News

  1. Geology: Biggest mass extinction 250 million years ago driven by ‘volcanic winter’  Daily Mail
  2. ‘Volcanic winter’ likely contributed to ecological catastrophe 250 million years ago: study  Phys.Org
  3. View Full Coverage on Google News

Source: Science News