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

DA Siegel, T DeVries, I Cetinić… - Annual Review of …, 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 …

Total organic carbon, organic phosphorus, and biogenic barium fluxes as proxies for paleomarine productivity

SD Schoepfer, J Shen, H Wei, RV Tyson, E Ingall… - Earth-Science …, 2015 - Elsevier
Although marine productivity is a key parameter in the global carbon cycle, reliable
estimation of productivity in ancient marine systems has proven difficult. In this study, we …

Widespread phytoplankton blooms triggered by 2019–2020 Australian wildfires

W Tang, J Llort, J Weis, MMG Perron, S Basart, Z Li… - Nature, 2021 - nature.com
Droughts and climate-change-driven warming are leading to more frequent and intense
wildfires,–, arguably contributing to the severe 2019–2020 Australian wildfires. 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 …

Global ocean methane emissions dominated by shallow coastal waters

T Weber, NA Wiseman, A Kock - Nature communications, 2019 - nature.com
Oceanic emissions represent a highly uncertain term in the natural atmospheric methane
(CH4) budget, due to the sparse sampling of dissolved CH4 in the marine environment …

Estimating global biomass and biogeochemical cycling of marine fish with and without fishing

D Bianchi, DA Carozza, ED Galbraith, J Guiet… - Science …, 2021 - science.org
The biomass and biogeochemical roles of fish in the ocean are ecologically important but
poorly known. Here, we use a data-constrained marine ecosystem model to provide a first …

Global niche of marine anaerobic metabolisms expanded by particle microenvironments

D Bianchi, TS Weber, R Kiko, C Deutsch - Nature Geoscience, 2018 - nature.com
In ocean waters, anaerobic microbial respiration should be confined to the anoxic waters
found in coastal regions and tropical oxygen minimum zones, where it is energetically …

[HTML][HTML] GFDL's ESM2 global coupled climate–carbon earth system models. Part II: carbon system formulation and baseline simulation characteristics

JP Dunne, JG John, E Shevliakova… - Journal of …, 2013 - journals.ametsoc.org
GFDL’s ESM2 Global Coupled Climate–Carbon Earth System Models. Part II: Carbon System
Formulation and Baseline Simulation Characteristics* in: Journal of Climate Volume 26 Issue 7 …

Mercury physicochemical and biogeochemical transformation in the atmosphere and at atmospheric interfaces: a review and future directions

PA Ariya, M Amyot, A Dastoor, D Deeds… - Chemical …, 2015 - ACS Publications
Mercury is a fascinating fluid metal that exists as liquid at 25 C (0 C= 273 K). This silver
colored d-block heavy metal exhibits noble-gas-like characteristics and solidifies at a …

Global assessment of ocean carbon export by combining satellite observations and food‐web models

DA Siegel, KO Buesseler, SC Doney… - Global …, 2014 - Wiley Online Library
The export of organic carbon from the surface ocean by sinking particles is an important, yet
highly uncertain, component of the global carbon cycle. Here we introduce a mechanistic …