Changing state of the climate system

SK Gulev, PW Thorne, J Ahn, FJ Dentener… - 2021 - centaur.reading.ac.uk
2 Chapter 2 assesses observed large-scale changes in climate system drivers, key climate
indicators and 3 principal modes of variability. Chapter 3 considers model performance and …

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 …

Stable carbon isotopes in paleoceanography: atmosphere, oceans, and sediments

A Mackensen, G Schmiedl - Earth-Science Reviews, 2019 - Elsevier
Carbon is one of the key elements in organisms and non-living compounds on Earth.
Carbon dioxide and methane are important greenhouse gases in the atmosphere, dissolved …

[HTML][HTML] Climate forcing of regional deep-sea biodiversity documented by benthic foraminifera

G Schmiedl, Y Milker, A Mackensen - Earth-Science Reviews, 2023 - Elsevier
The biodiversity of deep-sea ecosystems is closely linked to orbital and suborbital climate
changes during the late Quaternary as documented by the diversity and species …

Covariation of deep Southern Ocean oxygenation and atmospheric CO2 through the last ice age

SL Jaccard, ED Galbraith, A Martínez-García… - Nature, 2016 - nature.com
No single mechanism can account for the full amplitude of past atmospheric carbon dioxide
(CO2) concentration variability over glacial–interglacial cycles. A build-up of carbon in the …

Marine anoxia linked to abrupt global warming during Earth's penultimate icehouse

J Chen, IP Montañez, S Zhang… - Proceedings of the …, 2022 - National Acad Sciences
Piecing together the history of carbon (C) perturbation events throughout Earth's history has
provided key insights into how the Earth system responds to abrupt warming. Previous …

Global reorganization of deep-sea circulation and carbon storage after the last ice age

PA Rafter, WR Gray, SKV Hines, A Burke, KM Costa… - Science …, 2022 - science.org
Using new and published marine fossil radiocarbon (14C/C) measurements, a tracer
uniquely sensitive to circulation and air-sea gas exchange, we establish several …

Anatomy of Heinrich Layer 1 and its role in the last deglaciation

DA Hodell, JA Nicholl, TRR Bontognali… - …, 2017 - Wiley Online Library
X‐ray fluorescence (XRF) core scanning and X‐ray computed tomography data were
measured every 1 mm to study the structure of Heinrich Event 1 during the last deglaciation …

Abrupt global-ocean anoxia during the Late Ordovician–early Silurian detected using uranium isotopes of marine carbonates

R Bartlett, M Elrick, JR Wheeley… - Proceedings of the …, 2018 - National Acad Sciences
Widespread marine anoxia is hypothesized as the trigger for the second pulse of the Late
Ordovician (Hirnantian) mass extinction based on lithologic and geochemical proxies that …

Radiocarbon constraints on the glacial ocean circulation and its impact on atmospheric CO2

LC Skinner, F Primeau, E Freeman… - Nature …, 2017 - nature.com
While the ocean's large-scale overturning circulation is thought to have been significantly
different under the climatic conditions of the Last Glacial Maximum (LGM), the exact nature …