Behavior and impact of zirconium in the soil–plant system: plant uptake and phytotoxicity

M Shahid, E Ferrand, E Schreck, C Dumat - Reviews of Environmental …, 2012 - Springer
Because of the large number of sites they pollute, toxic metals that contaminate terrestrial
ecosystems are increasingly of environmental and sanitary concern (Uzu et al. 2010, 2011; …

Controls on deep critical zone architecture: A historical review and four testable hypotheses

CS Riebe, WJ Hahm, SL Brantley - Earth Surface Processes …, 2017 - Wiley Online Library
The base of Earth's critical zone (CZ) is commonly shielded from study by many meters of
overlying rock and regolith. Though deep CZ processes may seem far removed from the …

[图书][B] Reviews of environmental contamination and toxicology

DM Whitacre - 2008 - Springer
Exposure to arsenic-contaminated drinking water is a major threat to human health. Millions
of people across the world are exposed to arsenic-contaminated drinking water with …

Mobility and fractionation of REEs during deep weathering of geochemically contrasting granites in a tropical setting, Malaysia

ZM Yusoff, BT Ngwenya, I Parsons - Chemical Geology, 2013 - Elsevier
In this study we describe the mobility and fractionation of REEs in two deep (up to 30m)
tropical weathering profiles developed on two granites from the Kuala Lumpur pluton …

Patterns in soil chemical weathering related to topographic gradients and vegetation structure in a high Andean tropical ecosystem

A Molina, V Vanacker, MD Corre… - Journal of Geophysical …, 2019 - Wiley Online Library
Although climate exerts a major control on mineral weathering and soil formation processes,
the combined effect of vegetation and topography can influence the rate and extent of …

Topo-edaphic controls over woody plant biomass in South African savannas

MS Colgan, GP Asner, SR Levick, RE Martin… - …, 2012 - bg.copernicus.org
The distribution of woody biomass in savannas reflects spatial patterns fundamental to
ecosystem processes, such as water flow, competition, and herbivory, and is a key …

Porosity production in weathered rock: Where volumetric strain dominates over chemical mass loss

JL Hayes, CS Riebe, WS Holbrook, BA Flinchum… - Science …, 2019 - science.org
Weathering in the critical zone causes volumetric strain and mass loss, thereby creating
subsurface porosity that is vital to overlying ecosystems. We used geochemical and …

[PDF][PDF] Oxidative dissolution under the channel leads geomorphological evolution at the Shale Hills catchment

PL Sullivan, SA Hynek, X Gu, K Singha… - American Journal of …, 2016 - ajsonline.org
The hydrologic connectivity between hillslopes and streams impacts the geomorphological
evolution of catchments. Here, we propose a conceptual model for hydrogeomorphological …

Fe cycling in the Shale Hills Critical Zone Observatory, Pennsylvania: an analysis of biogeochemical weathering and Fe isotope fractionation

T Yesavage, MS Fantle, J Vervoort, R Mathur… - … et Cosmochimica Acta, 2012 - Elsevier
During weathering, Fe in primary minerals is solubilized by ligands and/or reduced by
bacteria and released into soil porewaters. Such Fe is then removed or reprecipitated in …

Soil organic matter accumulation in relation to changing soil volume, mass, and structure: Concepts and calculations

P Sollins, JW Gregg - Geoderma, 2017 - Elsevier
Change in soil organic matter (SOM) stocks over time is a critical issue for soil fertility, soil
development (pedogenesis) and the global carbon (C) cycle. Measuring such change …