Changes to Carbon Isotopes in Atmospheric CO2 Over the Industrial Era and Into the Future.

• Main Authors: Graven, Heather, Keeling, Ralph F, Rogelj, Joeri
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: eScholarship, University of California 2020
• Subjects: carbon cycle; carbon dioxide; carbon‐13; fossil fuels; nuclear bombs; radiocarbon; carbon‐ 13; Atmospheric Sciences; Geochemistry; Oceanography; Meteorology & Atmospheric Sciences; The Spike; ice core
• Online Access: https://escholarship.org/uc/item/3jr069wc

In this "Grand Challenges" paper, we review how the carbon isotopic composition of atmospheric CO2 has changed since the Industrial Revolution due to human activities and their influence on the natural carbon cycle, and we provide new estimates of possible future changes for a range of sce...