Open AccessA Volcanic Trigger for Earth’s First Mass Extinction?
Author(s) -
Lucas Joel
Publication year - 2017
Publication title -
eos
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.316
H-Index - 86
eISSN - 2324-9250
pISSN - 0096-3941
DOI - 10.1029/2017eo074813
Subject(s) - volcano , extinction event , astrobiology , extinction (optical mineralogy) , earth (classical element) , geology , earth science , environmental science , astronomy , seismology , physics , paleontology , medicine , biological dispersal , population , environmental health
Abnormally high levels of mercury in Ordovician rocks may imply that a huge surge of volcanism took place at a time when much of the planet’s ocean life vanished.