Oxygen-depleted toxic oceans had key role in mass extinction over 200 million years ago

1 abril 2015

Changes in the biochemical balance of the ocean were a crucial factor in the end-Triassic mass extinction, during which half of all plant, animal and marine life on Earth perished, according to new research.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/IMZjgexiOKg/150401084049.htm