A new study used fossils and mercury isotopes from volcanic gas deposited in ancient proto-Pacific Ocean sediment deposits in Nevada to determine when life recovered following the end-Triassic mass extinction 201.5 million years ago.
A new study used fossils and mercury isotopes from volcanic gas deposited in ancient proto-Pacific Ocean sediment deposits in Nevada to determine when life recovered following the end-Triassic mass extinction 201.5 million years ago.