Global biogeochemical cycle of vanadium

WH Schlesinger, EM Klein… - Proceedings of the …, 2017 - National Acad Sciences
Synthesizing published data, we provide a quantitative summary of the global
biogeochemical cycle of vanadium (V), including both human-derived and natural fluxes …

Fifty years of volcanic mercury emission research: Knowledge gaps and future directions

BA Edwards, DS Kushner, PM Outridge… - Science of the Total …, 2021 - Elsevier
Volcanism is a potentially important natural source of mercury (Hg) to the environment.
However, its impact on the global Hg cycle remains poorly understood despite advances …

[HTML][HTML] Globally enhanced mercury deposition during the end-Pliensbachian extinction and Toarcian OAE: A link to the Karoo–Ferrar Large Igneous Province

LME Percival, MLI Witt, TA Mather, M Hermoso… - Earth and Planetary …, 2015 - Elsevier
Abstract The Mesozoic Era featured emplacement of a number of Large Igneous Provinces
(LIPs), formed by the outpouring of millions of cubic kilometres of basaltic magma. The …

Evaporation of moderately volatile elements from silicate melts: experiments and theory

PA Sossi, S Klemme, HSC O'Neill, J Berndt… - … et Cosmochimica Acta, 2019 - Elsevier
Moderately volatile elements (MVEs) are sensitive tracers of vaporisation in geological and
cosmochemical processes owing to their balanced partitioning between vapour and …

The impact of degassing on the oxidation state of basaltic magmas: a case study of Kīlauea volcano

Y Moussallam, M Edmonds, B Scaillet, N Peters… - Earth and Planetary …, 2016 - Elsevier
Volcanic emissions link the oxidation state of the Earth's mantle to the composition of the
atmosphere. Whether the oxidation state of an ascending magma follows a redox buffer …

Volcanic outgassing of volatile trace metals

M Edmonds, E Mason, O Hogg - Annual Review of Earth and …, 2022 - annualreviews.org
Volcanoes play a key role in the cycling of volatile metals (eg, chalcophile elements such as
Tl, Pb, and Cu and metalloids such as As, Te, and Se) on our planet. Volatile metals and …

Observational and modeling constraints on global anthropogenic enrichment of mercury

HM Amos, JE Sonke, D Obrist, N Robins… - … science & technology, 2015 - ACS Publications
Centuries of anthropogenic releases have resulted in a global legacy of mercury (Hg)
contamination. Here we use a global model to quantify the impact of uncertainty in Hg …

A distinct metal fingerprint in arc volcanic emissions

M Edmonds, TA Mather, EJ Liu - Nature Geoscience, 2018 - nature.com
As well as gases that regulate climate over geological time, volcanoes emit prodigious
quantities of metals into the atmosphere, where they have key roles as catalysts, pollutants …

Quantifying gas emissions associated with the 2018 rift eruption of Kīlauea Volcano using ground-based DOAS measurements

C Kern, AH Lerner, T Elias, PA Nadeau, L Holland… - Bulletin of …, 2020 - Springer
Starting on 3 May 2018, a series of eruptive fissures opened in Kīlauea Volcano's lower East
Rift Zone (LERZ). Over the course of the next 3 months, intense degassing accompanied …

Impacts of volcanic emissions on the global biogeochemical mercury cycle: Insights from satellite observations and chemical transport modeling

BM Geyman, CP Thackray, DJ Jacob… - Geophysical …, 2023 - Wiley Online Library
Volcanism is the largest natural source of mercury (Hg) to the biosphere. However, past Hg
emission estimates have varied by three orders of magnitude. Here, we present an updated …