Researchers find 1 million-year-old marine DNA in Antarctic sediment

A new study led by the University of Tasmania—with the participation of the University of Bonn—discovered the oldest marine DNA in deep-sea sediments of the Scotia Sea north of the Antarctic continent. The material could be dated to one million years. Such old material demonstrates that sedimentary DNA can open the pathway to study long-term responses of ocean ecosystems to climate change. Read more on Phys.org

ANTHROPOGENIC, sample coresGuest User25 July 2023

Australian team sets off on Antarctica mission to drill for ‘oldest ice core ever obtained’

Australian researchers have set off on their most ambitious polar expedition in two decades, aiming to drill down into million-year-old ice to learn about climate change. Read more in the Guardian

ANTHROPOGENIC, sample coresGuest User24 July 2023