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 …

Taxonomic review of living planktonic foraminifera

GJA Brummer, M Kučera - Journal of Micropalaeontology, 2022 - jm.copernicus.org
Applications of fossil shells of planktonic foraminifera to decipher past environmental
change and plankton evolution require a robust operational taxonomy. In this respect, extant …

Origination of the modern-style diversity gradient 15 million years ago

IS Fenton, T Aze, A Farnsworth, P Valdes, EE Saupe - Nature, 2023 - nature.com
The latitudinal diversity gradient (LDG) is a prevalent feature of modern ecosystems across
diverse clades,,–. Recognized for well over a century, the causal mechanisms for LDGs …

Temperature controls carbon cycling and biological evolution in the ocean twilight zone

F Boscolo-Galazzo, KA Crichton, A Ridgwell… - Science, 2021 - science.org
Theory suggests that the ocean's biological carbon pump, the process by which organic
matter is produced at the surface and transferred to the deep ocean, is sensitive to …

Plankton response to global warming is characterized by non-uniform shifts in assemblage composition since the last ice age

T Strack, L Jonkers, M C. Rillo, H Hillebrand… - Nature Ecology & …, 2022 - nature.com
Biodiversity is expected to change in response to future global warming. However, it is
difficult to predict how species will track the ongoing climate change. Here we use the fossil …

Quantitative and mechanistic understanding of the open ocean carbonate pump-perspectives for remote sensing and autonomous in situ observation

G Neukermans, LT Bach, A Butterley, Q Sun… - Earth-Science …, 2023 - Elsevier
The open ocean carbonate pump represents the production and downward flux of
particulate inorganic carbon (PIC) in the form of calcium carbonate synthesized by calcifying …

Perspective on the response of marine calcifiers to global warming and ocean acidification—Behavior of corals and foraminifera in a high CO2 world “hot house”

H Kawahata, K Fujita, A Iguchi, M Inoue… - Progress in Earth and …, 2019 - Springer
The CO 2 concentration of air has increased over the last two centuries and recently
surpassed 400 ppm. Carbon cycle models project CO 2 concentrations of 720 to 1000 ppm …

The effects of temperature, salinity, and the carbonate system on Mg/Ca in Globigerinoides ruber (white): A global sediment trap calibration

WR Gray, S Weldeab, DW Lea, Y Rosenthal… - Earth and Planetary …, 2018 - Elsevier
Abstract The Mg/Ca of planktic foraminifera Globigerinoides ruber (white) is a widely applied
proxy for tropical and sub-tropical sea-surface temperature. The accuracy with which …

A robust calibration of the clumped isotopes to temperature relationship for foraminifers

N Meinicke, SL Ho, B Hannisdal, D Nürnberg… - … et Cosmochimica Acta, 2020 - Elsevier
The clumped isotope (Δ 47) proxy is a promising geochemical tool to reconstruct past ocean
temperatures far back in time and in unknown settings, due to its unique thermodynamic …

Characterizing photosymbiosis in modern planktonic foraminifera

H Takagi, K Kimoto, T Fujiki, H Saito, C Schmidt… - …, 2019 - bg.copernicus.org
Photosymbiosis has played a key role in the diversification of foraminifera and their
carbonate production throughout geologic history. However, identification of photosymbiosis …