Integrating the evidence for a terrestrial carbon sink caused by increasing atmospheric CO2

AP Walker, MG De Kauwe, A Bastos… - New …, 2021 - Wiley Online Library
Atmospheric carbon dioxide concentration ([CO2]) is increasing, which increases leaf‐scale
photosynthesis and intrinsic water‐use efficiency. These direct responses have the potential …

Radiocarbon: a key tracer for studying Earth's dynamo, climate system, carbon cycle, and Sun

TJ Heaton, E Bard, C Bronk Ramsey, M Butzin… - Science, 2021 - science.org
BACKGROUND Radiocarbon (14C) has long been recognized as providing an essential
dating method covering the past 55,000 years. However, the further role of 14C as a …

Intergovernmental Panel on Climate Change (IPCC). Global carbon and other biogeochemical cycles and feedbacks

JG Canadell, PMS Monteiro, MH Costa… - Climate change 2021 …, 2023 - cambridge.org
It is unequivocal that the increases in atmospheric carbon dioxide (CO2), methane (CH4)
and nitrous oxide (N2O) since the pre-industrial period are caused by human activities. The …

Expert assessment of future vulnerability of the global peatland carbon sink

J Loisel, AV Gallego-Sala, MJ Amesbury… - Nature climate …, 2021 - nature.com
The carbon balance of peatlands is predicted to shift from a sink to a source this century.
However, peatland ecosystems are still omitted from the main Earth system models that are …

[HTML][HTML] Is there warming in the pipeline? A multi-model analysis of the Zero Emissions Commitment from

AH MacDougall, TL Frölicher, CD Jones… - …, 2020 - bg.copernicus.org
Abstract The Zero Emissions Commitment (ZEC) is the change in global mean temperature
expected to occur following the cessation of net CO 2 emissions and as such is a critical …

Multi-proxy constraints on Atlantic circulation dynamics since the last ice age

F Pöppelmeier, A Jeltsch-Thömmes, J Lippold… - Nature …, 2023 - nature.com
Uncertainties persist in the understanding of the Atlantic meridional overturning circulation
and its response to external perturbations such as freshwater or radiative forcing. Abrupt …

Hysteresis of the Earth system under positive and negative CO2 emissions

A Jeltsch-Thömmes, TF Stocker… - Environmental Research …, 2020 - iopscience.iop.org
Carbon dioxide removal (CDR) from the atmosphere is part of all emission scenarios of the
IPCC that limit global warming to below 1.5 C. Here, we investigate hysteresis …

[HTML][HTML] Atmospheric methane since the last glacial maximum was driven by wetland sources

T Kleinen, S Gromov, B Steil, V Brovkin - Climate of the Past, 2023 - cp.copernicus.org
Atmospheric methane (CH 4) has changed considerably in the time between the last glacial
maximum (LGM) and the preindustrial (PI) periods. We investigate these changes in …

Glacial heterogeneity in Southern Ocean carbon storage abated by fast South Indian deglacial carbon release

J Gottschalk, E Michel, LM Thöle, AS Studer… - Nature …, 2020 - nature.com
Past changes in ocean 14C disequilibria have been suggested to reflect the Southern
Ocean control on global exogenic carbon cycling. Yet, the volumetric extent of the glacial …

The Coupled Ice Sheet–Earth System Model Bern3D v3. 0

F Pöppelmeier, F Joos, TF Stocker - Journal of Climate, 2023 - journals.ametsoc.org
Understanding climate variability from millennial to glacial–interglacial time scales remains
challenging due to the complex and nonlinear feedbacks between ice, ocean, sediments …