The dominant role of semi-arid ecosystems in the trend and variability of the land CO <sub>2</sub> sink

Ahlström, Anders; Raupach, Michael; Schurgers, Guy; Smith, Benjamin; Arneth, Almut; Jung, Martin; Reichstein, Markus; G. Canadell, Josep; Friedlingstein, Pierre; K. Jain, Atul; Kato, Etsushi; Poulter, Benjamin; Sitch, Stephen; D. Stocker, Benjamin; Viovy, Nicolas; Wang, Ying‐Ping; Wiltshire, Andy; Zaehle, Sönke; Zeng, Ning

doi:10.1126/science.aaa1668

Public

The dominant role of semi-arid ecosystems in the trend and variability of the land CO 2 sink

Published in Science • May 22, 2015

Authors:

Anders Ahlström

Michael Raupach

Guy Schurgers

Abstract

The growth rate of atmospheric carbon dioxide (CO2) concentrations since industrialization is characterized by large interannual variability, mostly resulting from variability in CO2 uptake by terrestrial ecosystems (typically termed carbon sink). However, the contributions of regional ecosystems to...

Subject

Biosphere

Environmental science

Arid

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