High concentrations of plastic hidden beneath the surface of the Atlantic Ocean

K Pabortsava, RS Lampitt - Nature communications, 2020 - nature.com
Concern over plastic pollution of the marine environment is severe. The mass-imbalance
between the plastic litter supplied to and observed in the ocean currently suggests a missing …

Aluminum effects on marine phytoplankton: implications for a revised Iron Hypothesis (Iron–Aluminum Hypothesis)

L Zhou, Y Tan, L Huang, C Fortin, PGC Campbell - Biogeochemistry, 2018 - Springer
In contrast to substantial studies and established knowledge of aluminum (Al) effects (mainly
toxicity) on freshwater organisms and terrestrial plants, and even on human health, only a …

Seabed foraging by Antarctic krill: Implications for stock assessment, bentho‐pelagic coupling, and the vertical transfer of iron

K Schmidt, A Atkinson, S Steigenberger… - Limnology and …, 2011 - Wiley Online Library
A compilation of more than 30 studies shows that adult Antarctic krill (Euphausia superba)
may frequent benthic habitats year‐round, in shelf as well as oceanic waters and throughout …

Carbon sequestration in the deep Atlantic enhanced by Saharan dust

K Pabortsava, RS Lampitt, J Benson, C Crowe… - Nature …, 2017 - nature.com
Enhanced atmospheric input of dust-borne nutrients and minerals to the remote surface
ocean can potentially increase carbon uptake and sequestration at depth. Nutrients can …

Sampling for particulate trace element determination using water sampling bottles: methodology and comparison to in situ pumps

H Planquette, RM Sherrell - Limnology and Oceanography …, 2012 - Wiley Online Library
Procedures for routine collection and analysis of particulate trace elements from 5‐10 L
samples filtered from rosette‐mounted GO‐FLO bottles were evaluated during the …

Iron budgets for three distinct biogeochemical sites around the Kerguelen Archipelago (Southern Ocean) during the natural fertilisation study, KEOPS-2

AR Bowie, P van Der Merwe, F Quéroué, T Trull… - …, 2015 - bg.copernicus.org
Iron availability in the Southern Ocean controls phytoplankton growth, community
composition and the uptake of atmospheric CO 2 by the biological pump. The KEOPS-2 …

[HTML][HTML] Comparative roles of upwelling and glacial iron sources in Ryder Bay, coastal western Antarctic Peninsula

AL Annett, M Skiba, SF Henley, HJ Venables… - Marine Chemistry, 2015 - Elsevier
Iron (Fe) is an essential micronutrient for phytoplankton, and is scarce in many regions
including the open Southern Ocean. The western Antarctic Peninsula (WAP), an important …

Iron in land-fast sea ice of McMurdo Sound derived from sediment resuspension and wind-blown dust attributes to primary productivity in the Ross Sea, Antarctica

J de Jong, V Schoemann, N Maricq, N Mattielli… - Marine Chemistry, 2013 - Elsevier
We present high-accuracy isotope dilution mass spectrometry data on dissolved Fe (DFe),
total dissolvable Fe (TD-Fe) and refractory particulate Fe (REF-Fe) concentrations in snow …

Increasing iron concentration inhibits the Al-incorporation into the diatom biogenic silica: From laboratory simulation of ocean iron fertilization

Q Tian, D Liu, M Li, P Yuan, J Zhou, H Guo - Chemical Geology, 2023 - Elsevier
Incorporated aluminum (Al) in diatom biogenic silicon (BSi) by biological behaviors shows a
dissolution-inhibition effect for BSi, thus affecting the organic carbon export driven by …

Where is mineral ballast important for surface export of particulate organic carbon in the ocean?

FAC Le Moigne, K Pabortsava… - Geophysical …, 2014 - Wiley Online Library
Correlations between particulate organic carbon (POC) and mineral fluxes in the deep
ocean have inspired the inclusion of “ballast effect” parameterizations in carbon cycle …