Explanipedia

The role of submarine volcanism in atmospheric chemistry Open

Mathieu Colombier, Magali Bonifacie, Marco Brenna, Andrea Burke, Corrado Cimarelli , et al. · 2025

Limited mercury (Hg) partitioning into bitumen and efficient gaseous Hg reabsorption during early thermal maturation of organic-rich mudrocks Open

Asri Oktavioni Indraswari, Joost Frieling, Erdem Idiz, Tamsin A. Mather, Hugh C. Jenkyns , et al. · 2025

Terrestrial regulation of lacustrine Hg deposition during glacial-interglacial cycles Open

Alice R. Paine, Joost Frieling, Bernd Wagner, Alexander Francke, Jack H. Lacey , et al. · 2025

Solving the sulfur isotope discrepancy in Central America Open

A. Peccia, Terry Plank, Shuo Ding, Louise Bolge, Alessandro Aiuppa , et al. · 2025

Heterogeneous trace element deposition from an effusive volcanic plume Open

Laura Wainman, Evgenia Ilyinskaya, Melissa Pfeffer, Céline Mandon, Enikö Bali , et al. · 2025

Effusive basaltic eruptions are an important source of volatile trace elements to the troposphere. Constraining the effects of background atmospheric conditions on the transport behavior and plume lifetimes of these elements is critical, b…

The influence of primary depositional conditions on Hg behaviour during early thermal maturation Open

Asri Oktavioni Indraswari, Joost Frieling, Erdem Idiz, Tamsin A. Mather, Alexander J. Dickson , et al. · 2025

Evidence for millennial-scale interactions between Hg cycling and hydroclimate from Lake Bosumtwi, Ghana Open

Alice R. Paine, Joost Frieling, Timothy M. Shanahan, Tamsin A. Mather, Nicholas P. McKay , et al. · 2025

Changing hydrology impacts the biogeochemical cycling of elements such as mercury (Hg), whose transport and transformation in the environment appear linked to hydroclimate on diverse timescales. Key questions remain about how these process…

Detecting Buried Anthropogenic Structures: A Recipe Using Red and Blue Laced Multispectral Vegetation Indices Open

Adam M. Morley, Tamsin A. Mather, David M. Pyle, J. M. Kendall · 2025

Cope: A Decade of Empowering Children in Disaster Risk Reduction (Drr)— a Transdisciplinary Storytelling Approach Open

Martha Keswick, Timothy Sim, Luis E. Suárez, Tamsin A. Mather, David H. Pyle , et al. · 2025

Detecting shallow subsurface anomalies with airborne and spaceborne remote sensing: A review Open

Adam M. Morley, Tamsin A. Mather, David M. Pyle, J. M. Kendall · 2024

Advances in air and space sensor technology reveal new opportunities and innovative ways to remotely sense the Earth's subsurface. Considerable spatial coverage, fast and frequent image acquisition and very high radiometric, spectral, spat…

Trace Element Emissions Vary With Lava Flow Age and Thermal Evolution During the Fagradalsfjall 2021–2023 Eruptions, Iceland Open

Laura Wainman, Evgenia Ilyinskaya, Melissa Pfeffer, Céline Mandon, Enikö Bali , et al. · 2024

Basaltic fissure eruptions emit volatile and environmentally reactive gases and particulate matter (PM) into the lower troposphere (e.g., SO 2 , HCl, and HF in the gas phase; Se, As, Pb as complexes in the PM phase). Lava flows from fissur…

Cryptic degassing and protracted greenhouse climates after flood basalt events Open

Benjamin A. Black, Leif Karlstrom, Benjamin Mills, Tamsin A. Mather, M. L. Rudolph , et al. · 2024

Large igneous provinces erupt highly reactive, predominantly basaltic lavas onto Earth’s surface, which should boost the weathering flux leading to long-term CO 2 drawdown and cooling following cessation of volcanism. However, throughout E…

Repeated pulses of volcanism drove the end-Permian terrestrial crisis in northwest China Open

Jacopo Dal Corso, Robert J. Newton, Aubrey L. Zerkle, Daoliang Chu, Haijun Song , et al. · 2024

Magma storage conditions beneath a peralkaline caldera in the Main Ethiopian Rift Open

David J. Colby, David M. Pyle, Karen Fontijn, Tamsin A. Mather, Sébastien Nomade , et al. · 2024

New evidence for millennial-scale interactions between Hg cycling and hydroclimate from Lake Bosumtwi, Ghana Open

Alice R. Paine, Joost Frieling, Timothy M. Shanahan, Tamsin A. Mather, Nicholas P. McKay , et al. · 2024

Changing hydrology impacts the biogeochemical cycling of elements such as mercury (Hg), whose transport and transformation in the environment appear linked to hydroclimate on diverse timescales. Key questions remain about how these process…

Integrated stratigraphy of Pliensbachian and Toarcian strata from the northern Neuquén Basin, Argentina Open

Marisa Storm, Stephen P. Hesselbo, Hugh C. Jenkyns, Micha Ruhl, Aisha Al Suwaidi , et al. · 2024

The Toarcian Oceanic Anoxic Event (T-OAE, ~183 Ma) was marked by globally recognized environmental perturbations, most notably disturbances to the global carbon cycle and climate. To date, geochemical records providing information about th…

Rapid Primary Sulfate Aerosol Generation Observed With OP‐FTIR in the Eruptive Plume of the Fagradalsfjall Basaltic Eruption, Iceland, 2021 Open

J. F. Smekens, Tamsin A. Mather, Mike Burton, Matthew Varnam, Melissa Pfeffer · 2024

Open‐Path Fourier‐Transform Infrared (OP‐FTIR) absorption spectroscopy is a powerful method for remote characterization of volcanic plume composition from safe distances. Many studies have used it to examine the composition of volcanic gas…

Investigating the Behavior of Sedimentary Mercury (Hg) During Burial‐Related Thermal Maturation Open

Asri Oktavioni Indraswari, Joost Frieling, Tamsin A. Mather, Alexander J. Dickson, Hugh C. Jenkyns , et al. · 2024

Understanding the behavior of mercury (Hg) in organic‐rich sediments as they undergo thermal maturation is important, for example, because enrichment of Hg in sedimentary deposits has become a widely used proxy for volcanism from Large Ign…

Climate-forced Hg-remobilization associated with fern mutagenesis in the aftermath of the end-Triassic extinction Open

Remco Bos, Wang Zheng, Sofie Lindström, Hamed Sanei, Irene Waajen , et al. · 2024

Assessment of Hg Speciation Changes in the Sedimentary Rock Record From Thermal Desorption Characteristics Open

Joost Frieling, Isabel Fendley, Muhammad Asif Nawaz, Tamsin A. Mather · 2024

Sedimentary mercury (Hg) has become a widely used proxy for paleo‐volcanic activity. However, scavenging and drawdown of Hg by organic‐matter (OM) and sulfides are important non‐volcanic factors determining variability in such records. Mos…

A Southern Hemisphere Chronostratigraphic Framework for the Pliensbachian–Toarcian Carbon Cycle Perturbations Open

Aisha Al Suwaidi, Micha Ruhl, David B. Kemp, Marisa Storm, Stephen P. Hesselbo , et al. · 2024

Lower Jurassic sedimentary successions from the Neuquén Basin, Argentina are unique in the abundance of radiometrically datable material (ash-beds) present, which can be tied to bio- and chemostratigraphic (carbon-isotope) zonations. …

A satellite study of the volcanic plumes produced during the April 2021 eruption of La Soufrière, St Vincent Open

Isabelle A. Taylor, R. G. Grainger, Andrew T. Prata, Simon Proud, Tamsin A. Mather , et al. · 2024

The April 2021 explosive eruption of La Soufrière, St Vincent, produced plumes of ash and SO2 which were observed with multiple satellite instruments. In this project these were studied with the Advanced Baseline Imager (ABI) on the G…

Unraveling Tasmania's Late Paleozoic Ice Age: Carbon Isotopic and Stratigraphic Signatures in Response to Glacial-Deglacial Cycles and Large Igneous Province (LIP) Events Open

Wahyuningrum Lestari, Aisha Al Suwaidi, Calum P. Fox, Vivi Vajda, Andrea Ceriani , et al. · 2024

Late Paleozoic Ice Age (LPIA), which peaked during the mid Permian, resulting in widespread ice centers across Gondwana during its coldest periods. Assessing the climate change across this glaciation and the following deglaciation interval…

Investigating the influence of natural and artificial thermal maturation on sedimentary mercury (Hg) Open

Asri Oktavioni Indraswari, Joost Frieling, Tamsin A. Mather, Alexander J. Dickson, Erdem Idiz , et al. · 2024

In recent decades, enrichment of mercury (Hg) in sedimentary deposits has been widely used as a proxy for volcanism from Large Igneous Provinces (LIPs). Mercury is naturally released into the atmosphere through volcanic exhalations and oth…

Volcanic proxies from the northern Pangean margin across the Permian-Triassic boundary: Evidence of intermittent Siberian Traps activity Open

Morgan T. Jones, Alan D. Rooney, Valentin Zuchuat, H Turner, Joost Frieling , et al. · 2024

The End Permian Mass Extinction (EPME) occurred at 251.9 Ma and is the largest extinction event in the Phanerozoic. More than 80% of marine species and ~75% of terrestrial species were wiped out in

Assessment of Hg speciation changes from thermal desorption characteristics in sedimentary rocks Open

Joost Frieling, Isabel Fendley, Muaz A. Nawaz, Tamsin A. Mather · 2024

The total Hg (HgT) concentration data for geological samples, of interest as it may link to enhanced volcanic activity or other environmental changes, is a complex amalgamation of numerous surface and sediment processes. Drawdown by organi…

Early Jurassic large igneous province carbon emissions constrained by sedimentary mercury Open

Isabel Fendley, Joost Frieling, Tamsin A. Mather, Micha Ruhl, Stephen P. Hesselbo , et al. · 2024

Assessment of Hg speciation changes in the sedimentary rock record from thermal desorption characteristics Open

Joost Frieling, Isabel Fendley, Muaz A. Nawaz, Tamsin A. Mather · 2024

Sedimentary mercury (Hg) has become a widely used proxy for paleo-volcanic activity. However, scavenging and drawdown of Hg by organic-matter (OM) and sulfides are important non-volcanic factors determining variability in such records. Mos…

Mercury records covering the past 90 000 years from lakes Prespa and Ohrid, SE Europe Open

Alice R. Paine, Isabel Fendley, Joost Frieling, Tamsin A. Mather, Jack H. Lacey , et al. · 2024

The element mercury (Hg) is a key pollutant, and much insight has been gained by studying the present-day Hg cycle. However, many important processes within this cycle operate on timescales responsive to centennial- to millennial-scale env…

A satellite chronology of plumes from the April 2021 eruption of La Soufrière, St Vincent Open

Isabelle A. Taylor, R. G. Grainger, Andrew T. Prata, Simon Proud, Tamsin A. Mather , et al. · 2023

Satellite instruments play a valuable role in detecting, monitoring and characterising emissions of ash and gas into the atmosphere during volcanic eruptions. This study uses two satellite instruments, the Infrared Atmospheric Sounding Int…

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