Schwertmannite: A review of its occurrence, formation, structure, stability and interactions with oxyanions

VA Schoepfer, ED Burton - Earth-Science Reviews, 2021 - Elsevier
In this article, we provide a critical review on the occurrence, formation, structure and stability
of schwertmannite–an enigmatic Fe (III) oxyhydroxy-sulfate mineral that is of widespread …

Redox-induced transformation of potentially toxic elements with organic carbon in soil

Z Xu, DCW Tsang - Carbon Research, 2022 - Springer
Soil organic carbon (SOC) is a crucial component that significantly affects the soil fertility,
soil remediation, and carbon sequestration. Here, we review the redox-induced …

Fire-induced geochemical changes in soil: Implication for the element cycling

A Roshan, A Biswas - Science of The Total Environment, 2023 - Elsevier
Soils play an essential role in supporting and sustaining life on this planet. In fire-impacted
environments, fire causes considerable changes to the soil, especially in the various …

Potentially toxic substances and associated risks in soils affected by wildfires: a review

ML Fernandez-Marcos - Toxics, 2022 - mdpi.com
The presence of toxic substances is one of the major causes of degradation of soil quality.
Wildfires, besides affecting various chemical, physical, and biological soil properties …

Simulated temperatures of forest fires affect water solubility in soil and litter

K Miotliński, K Tshering, MC Boyce, D Blake… - Ecological …, 2023 - Elsevier
As wildfires are of increasing concern in a warming world, there is a need to understand how
fire temperatures affect solute concentrations of forest litter and soils in drinking water …

A new pathway for hexavalent chromium formation in soil: Fire-induced alteration of iron oxides

ED Burton, G Choppala, N Karimian… - Environmental Pollution, 2019 - Elsevier
Iron oxides are important pedogenic Cr (III)-bearing phases which experience high-
temperature alteration via fire-induced heating of surface soil. In this study, we examine if …

Environmental stability of schwertmannite: a review

S Paikaray - Mine Water and the Environment, 2021 - search.proquest.com
Schwertmannite is sensitive to changes in geochemical, thermal, and microbial conditions.
Changes in aqueous pH beyond its stability, ie pH 2.5–4.5, triggers its transformation to …

[HTML][HTML] Fire promotes arsenic mobilization and rapid arsenic (III) formation in soil via thermal alteration of arsenic-bearing iron oxides

SG Johnston, N Karimian, ED Burton - Frontiers in Earth Science, 2019 - frontiersin.org
Arsenic in oxic surface soils readily associates with Fe (III) oxide minerals such as
ferrihydrite and goethite, predominantly as As (V). Fires are a common feature in many …

Metal (loid) s remobilization and mineralogical transformations in smelter-polluted savanna soils under simulated wildfire conditions

M Tuhý, V Ettler, J Rohovec, Š Matoušková… - Journal of …, 2021 - Elsevier
The surroundings of mines and smelters may be exposed to wildfires, especially in semi-arid
areas. The temperature-dependent releases of metal (loid) s (As, Cd, Cu, Pb, Zn) from …

Environmentally persistent free radicals and other paramagnetic species in wildland-urban interface fire ashes

M Alam, JD Sitter, AK Vannucci, JP Webster… - Chemosphere, 2024 - Elsevier
Wildland-urban interface (WUI) fires consume fuels, such as vegetation and structural
materials, leaving behind ash composed primarily of pyrogenic carbon and metal oxides …