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A time capsule of Earth’s climate can be found under the ocean floor

Premiered: March 17, 2019 | 0:05:55

To understand the history of climate change, researchers are digging underneath the ocean floor where organisms and plants have accumulated in sediment over millennia. Maureen Raymo studies this science of paleoclimatology using a vast collection of materials at Columbia University’s Lamont-Doherty Earth Observatory. NewsHour Weekend‘s Hari Sreenivasan reports.

PERIL & PROMISE
THE CHALLENGE OF CLIMATE CHANGE

PBS is a 501(c)(3) not-for-profit organization.

Lead funding for Peril and Promise is provided by Dr. P. Roy Vagelos and Diana T. Vagelos. Major support is provided by The Marc Haas Foundation and Sue and Edgar Wachenheim III and Lise Strickler and Mark Gallogly.

Funding for Sinking Cities also provided by the Arthur Vining Davis Foundations and PBS.

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