Two Million-Year-Old Ice Cores Provide First Direct Observations of Ancient Climate: Princeton University
November 25, 2019
November 25, 2019
PRINCETON, New Jersey, Nov. 25 [TNSenvironmentresearch-Nature journal] -- Princeton University's Princeton Environmental Institute issued the following news:
Princeton University-led researchers have extracted 2 million-year-old ice cores from Antarctica that provide the first direct observations of Earth's climate at a time when the furred early ancestors of modern humans still roamed.
Gas bubbles trapped in the cores -- which are the oldest yet recovered -- . . .
Princeton University-led researchers have extracted 2 million-year-old ice cores from Antarctica that provide the first direct observations of Earth's climate at a time when the furred early ancestors of modern humans still roamed.
Gas bubbles trapped in the cores -- which are the oldest yet recovered -- . . .