Earth, wind, fire, and pollution: Aerosol nutrient sources and impacts on ocean biogeochemistry

DS Hamilton, MMG Perron, TC Bond… - Annual Review of …, 2022 - annualreviews.org
A key Earth system science question is the role of atmospheric deposition in supplying vital
nutrients to the phytoplankton that form the base of marine food webs. Industrial and …

Trace element and isotope deposition across the air–sea interface: progress and research needs

AR Baker, WM Landing… - … of the Royal …, 2016 - royalsocietypublishing.org
The importance of the atmospheric deposition of biologically essential trace elements,
especially iron, is widely recognized, as are the difficulties of accurately quantifying the rates …

The significance of the episodic nature of atmospheric deposition to Low Nutrient Low Chlorophyll regions

C Guieu, O Aumont, A Paytan, L Bopp… - Global …, 2014 - Wiley Online Library
Abstract In the vast Low Nutrient Low‐Chlorophyll (LNLC) Ocean, the vertical nutrient supply
from the subsurface to the sunlit surface waters is low, and atmospheric contribution of …

Perspective on identifying and characterizing the processes controlling iron speciation and residence time at the atmosphere-ocean interface

N Meskhidze, C Völker, HA Al-Abadleh, K Barbeau… - Marine Chemistry, 2019 - Elsevier
It is well recognized that the atmospheric deposition of iron (Fe) affects ocean productivity,
atmospheric CO 2 uptake, ecosystem diversity, and overall climate. Despite significant …

Thorium isotopes tracing the iron cycle at the Hawaii Ocean Time-series Station ALOHA

CT Hayes, JN Fitzsimmons, EA Boyle, D McGee… - … et Cosmochimica Acta, 2015 - Elsevier
The role of iron as a limiting micronutrient motivates an effort to understand the supply and
removal of lithogenic trace metals in the ocean. The long-lived thorium isotopes (232 Th and …

Process studies at the air-sea interface after atmospheric deposition in the Mediterranean Sea: Objectives and strategy of the PEACETIME oceanographic campaign …

C Guieu, F d'Ortenzio, F Dulac… - Biogeosciences …, 2020 - bg.copernicus.org
In spring, the Mediterranean Sea, a well-stratified low nutrient low chlorophyll region,
receives atmospheric deposition both desert dust from the Sahara and airborne particles …

[HTML][HTML] Wet deposition in the remote western and central Mediterranean as a source of trace metals to surface seawater

K Desboeufs, F Fu, M Bressac… - Atmospheric …, 2022 - acp.copernicus.org
This study reports the only recent characterization of two contrasted wet deposition events
collected during the PEACETIME (ProcEss studies at the Air–sEa Interface after dust …

Iron availability as a dominant control on the primary composition and diagenetic overprint of organic-matter-rich rocks

N Tribovillard, E Hatem, O Averbuch, F Barbecot… - Chemical …, 2015 - Elsevier
Iron is known to stimulate surface ocean productivity, as well as intervene with bacterially-
mediated processes of organic matter remineralization, during early diagenesis. In this …

New insights into the organic complexation of bioactive trace metals in the global ocean from the GEOTRACES era

H Whitby, J Park, Y Shaked, RM Boiteau, KN Buck… - Oceanography, 2024 - JSTOR
The GEOTRACES program has greatly expanded measurements of dissolved trace metal
concentrations across ocean basins, but to understand the behavior and cycling of metals …

Resupply of mesopelagic dissolved iron controlled by particulate iron composition

M Bressac, C Guieu, MJ Ellwood, A Tagliabue… - Nature …, 2019 - nature.com
The dissolved iron supply controls half of the oceans' primary productivity. Resupply by the
remineralization of sinking particles, and subsequent vertical mixing, largely sustains this …