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11. The below diagram shows an 800,000 year record atmospheric CO2 extracted from air bubbles trapped in Antarctic Ice cores. What was the average atmospheric CO2 concentration during a glacial period? How about during an interglacial period? How do both of those numbers compare to modern values?

11. The below diagram shows an 800,000 year record atmospheric CO2 extracted from air bubbles trapped in Antarctic Ice cores. What was the average atmospheric CO2 concentration during a glacial period? How about during an interglacial period? How do both of those numbers compare to modern values?

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
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11. The below diagram shows an 800,000 year record atmospheric CO2 extracted from air bubbles trapped in Antarctic Ice cores. What was the average atmospheric CO2 concentration during a glacial period? How about during an interglacial period? How do both of those numbers compare to modern values? April 07, 2021 Ice-core data before 1958. Mauna Loa data after 1958. 400 350 300 250 200 150 500 400 300 200 Thousands of Years Ago CO₂ Concentration (ppm) 800 700 600 1 100 0
Transcribed Image Text:11. The below diagram shows an 800,000 year record atmospheric CO2 extracted from air bubbles trapped in Antarctic Ice cores. What was the average atmospheric CO2 concentration during a glacial period? How about during an interglacial period? How do both of those numbers compare to modern values? April 07, 2021 Ice-core data before 1958. Mauna Loa data after 1958. 400 350 300 250 200 150 500 400 300 200 Thousands of Years Ago CO₂ Concentration (ppm) 800 700 600 1 100 0
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