Quantifying the ocean's biological pump and its carbon cycle impacts on global scales

DA Siegel, T DeVries, I Cetinić… - Annual review of marine …, 2023 - annualreviews.org
The biological pump transports organic matter, created by phytoplankton productivity in the
well-lit surface ocean, to the ocean's dark interior, where it is consumed by animals and …

Multi-faceted particle pumps drive carbon sequestration in the ocean

PW Boyd, H Claustre, M Levy, DA Siegel, T Weber - Nature, 2019 - nature.com
The ocean's ability to sequester carbon away from the atmosphere exerts an important
control on global climate. The biological pump drives carbon storage in the deep ocean and …

Earth beyond six of nine planetary boundaries

K Richardson, W Steffen, W Lucht, J Bendtsen… - Science …, 2023 - science.org
This planetary boundaries framework update finds that six of the nine boundaries are
transgressed, suggesting that Earth is now well outside of the safe operating space for …

Changing ocean, marine ecosystems, and dependent communities

NL Bindoff, WWL Cheung, JG Kairo, J Arístegui… - 2019 - ri.conicet.gov.ar
The ocean is a key component of the Earth system (Chapter 1) as it provides essential life
supporting services (Inniss et al. 2017). For example, it stores heat trapped in the …

Quantifying the carbon export and sequestration pathways of the ocean's biological carbon pump

M Nowicki, T DeVries, DA Siegel - Global Biogeochemical …, 2022 - Wiley Online Library
The ocean's biological carbon pump transfers carbon from the surface ocean to the deep
ocean by several distinct pathways, including gravitational settling of organic particles …

Carbon export in the ocean: A biologist's perspective

MH Iversen - Annual Review of Marine Science, 2023 - annualreviews.org
Understanding the nature of organic matter flux in the ocean remains a major goal of
oceanography because it impacts some of the most important processes in the ocean …

Uncertain response of ocean biological carbon export in a changing world

SA Henson, C Laufkötter, S Leung, SLC Giering… - Nature …, 2022 - nature.com
The transfer of organic carbon from the upper to the deep ocean by particulate export flux is
the starting point for the long-term storage of photosynthetically fixed carbon. This 'biological …

Microbial surface colonization and biofilm development in marine environments

H Dang, CR Lovell - Microbiology and molecular biology reviews, 2016 - journals.asm.org
Biotic and abiotic surfaces in marine waters are rapidly colonized by microorganisms.
Surface colonization and subsequent biofilm formation and development provide numerous …

Metrics that matter for assessing the ocean biological carbon pump

KO Buesseler, PW Boyd, EE Black… - Proceedings of the …, 2020 - pnas.org
The biological carbon pump (BCP) comprises wide-ranging processes that set carbon
supply, consumption, and storage in the oceans' interior. It is becoming increasingly evident …

Sufficient oxygen for animal respiration 1,400 million years ago

S Zhang, X Wang, H Wang, CJ Bjerrum… - Proceedings of the …, 2016 - pnas.org
The Mesoproterozoic Eon [1,600–1,000 million years ago (Ma)] is emerging as a key interval
in Earth history, with a unique geochemical history that might have influenced the course of …