Chad W. Cuss
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View article: Contribution of dusts to trace element inventories in pioneering plants growing on a pilot-scale pit lake watershed
Contribution of dusts to trace element inventories in pioneering plants growing on a pilot-scale pit lake watershed Open
Dusts containing trace elements (TEs) are deposited onto and can easily be retained on the surfaces of plants and adjacent soil, especially in areas with intense open pit mining, aggregate extraction, and road traffic. In this study, a gre…
View article: Improving trace element measurement accuracy: Lysimeter cleaning and material effects
Improving trace element measurement accuracy: Lysimeter cleaning and material effects Open
Lysimeters are widely used to collect soil solutions with minimal disruption to the natural distribution of trace elements (TEs); however, sorption and release of TEs to and from lysimeter materials can introduce significant errors at trac…
View article: Composition of Stream Dissolved Organic Matter Across Canadian Forested Ecozones Varies in Three Dimensions Linked to Landscape and Climate
Composition of Stream Dissolved Organic Matter Across Canadian Forested Ecozones Varies in Three Dimensions Linked to Landscape and Climate Open
Dissolved organic matter (DOM) is a key variable influencing aquatic ecosystem processes. The concentration and composition of DOM in streams depend on both the delivery of DOM from terrestrial sources and on aquatic DOM production and deg…
View article: Size-resolved distribution of trace elements in lysimeter soil solutions under contrasting long-term agricultural management to assess their bioavailability
Size-resolved distribution of trace elements in lysimeter soil solutions under contrasting long-term agricultural management to assess their bioavailability Open
The chemical species of trace elements (TEs) in agricultural soils is highly variable under diverse conditions, requiring tools with clear resolution and minimal disturbance for exploration. A novel surgical (316L) stainless steel (SS) lys…
View article: The Elmvale Groundwater Observatory: A Facility Developed to Sample Pristine Artesian Groundwater for Trace Elements
The Elmvale Groundwater Observatory: A Facility Developed to Sample Pristine Artesian Groundwater for Trace Elements Open
Even in the most pristine groundwater, all naturally occurring trace elements are found in varying concentrations. Some of these elements are essential for human health (e.g., molybdenum), others are benign (e.g., strontium), and still oth…
View article: Estimating the bioaccessibility of atmospheric trace elements within the Athabasca bituminous sands region using the acid soluble ash fraction of <i>Sphagnum</i> moss
Estimating the bioaccessibility of atmospheric trace elements within the Athabasca bituminous sands region using the acid soluble ash fraction of <i>Sphagnum</i> moss Open
Total concentrations of trace elements in Sphagnum moss increase in concentration with distance toward bitumen mines and upgraders, but their solubility in the ash fraction after leaching in nitric acid is variable.
View article: Metal-free sampling methods for dust, rainwater, surface water, plants, and sediments: A selection of unique tools from the SWAMP laboratory
Metal-free sampling methods for dust, rainwater, surface water, plants, and sediments: A selection of unique tools from the SWAMP laboratory Open
Contamination control remains one of the greatest challenges for the reliable determination of many trace elements in environmental samples. Here we describe a series of metal-free sampling devices and tools designed and constructed specif…
View article: Chaga mushroom: a super-fungus with countless facets and untapped potential
Chaga mushroom: a super-fungus with countless facets and untapped potential Open
Inonotus obliquus (Chaga mushroom) is an inexpensive fungus with a broad range of traditional and medicinal applications. These applications include therapy for breast, cervix, and skin cancers, as well as treating diabetes. However, its b…
View article: Size fractionation of dissolved (<0.45 µm) trace elements from extracted soil with water and CaCl2 using AF4-UV-ICPMS to predict their bioavailability
Size fractionation of dissolved (<0.45 µm) trace elements from extracted soil with water and CaCl2 using AF4-UV-ICPMS to predict their bioavailability Open
Dissolved (<0.45 µm) trace elements (TEs) represent the sum of free ions, simple complexes and colloid-associated forms which have different mobility and bioavailability in soils. The distribution of TEs amongst these chemical forms was di…
View article: Effects of Acute and Subchronic Waterborne Thallium Exposure on Ionoregulatory Enzyme Activity and Oxidative Stress in Rainbow Trout (<i>Oncorhynchus mykiss</i>)
Effects of Acute and Subchronic Waterborne Thallium Exposure on Ionoregulatory Enzyme Activity and Oxidative Stress in Rainbow Trout (<i>Oncorhynchus mykiss</i>) Open
The mechanisms of acute (96-hour) and subchronic (28-day) toxicity of the waterborne trace metal thallium (Tl) to rainbow trout (Oncorhynchus mykiss) were investigated. Specifically, effects on branchial and renal ionoregulatory enzymes (s…
View article: Lysimeter Sampling System for Optimal Determination of Trace Elements in Soil Solutions
Lysimeter Sampling System for Optimal Determination of Trace Elements in Soil Solutions Open
Understanding trace element (TE) composition and behavior in soil solution is extremely important for assessing ecological and human health impacts. Using lysimeters to collect soil solution with minimum alteration to the in situ phase dis…
View article: Trace elements in peat bog porewaters: indicators of dissolution of atmospheric dusts and aerosols from anthropogenic and natural sources
Trace elements in peat bog porewaters: indicators of dissolution of atmospheric dusts and aerosols from anthropogenic and natural sources Open
Trace elements in peat bog porewater: indicators of dissolution of atmospheric dusts and aerosols from anthropogenic & natural sources.
View article: Size-Resolved Fluorescence Underscores Negligible Interaction of Dissolved Organic Matter During Conservative Mixing in a Large Boreal River
Size-Resolved Fluorescence Underscores Negligible Interaction of Dissolved Organic Matter During Conservative Mixing in a Large Boreal River Open
Although river mixing occurs widely in nature, the corresponding evolution of dissolved organic matter (DOM) composition remains poorly understood. Here, surface water samples were collected at multiple transects in the lower Athabasca Riv…
View article: The Contribution of Endmembers to Mixtures of Leaf Leachates and Riverine DOM can be Determined by Measuring Their Size and Fluorescence Properties
The Contribution of Endmembers to Mixtures of Leaf Leachates and Riverine DOM can be Determined by Measuring Their Size and Fluorescence Properties Open
The molecular mass distribution (MMD) and fluorescence properties of dissolved organic matter (DOM) are important characteristics for tracing and predicting its pathways, processes, and fate in aquatic systems. For the first time, asymmetr…
View article: Exploring Nanogeochemical Environments: New Insights from Single Particle ICP-TOFMS and AF4-ICPMS
Exploring Nanogeochemical Environments: New Insights from Single Particle ICP-TOFMS and AF4-ICPMS Open
Nanogeochemistry is an emerging focus area recognizing the role of nanoparticles in Earth systems. Engineered nanotechnology has cultivated advanced analytical techniques that are also applicable to nanogeochemistry. Single particle induct…
View article: Size-fractionation of trace elements in dusty snow from open pit bitumen mines and upgraders: collection, handling, preparation and analysis of samples from the Athabasca bituminous sands region of Alberta, Canada
Size-fractionation of trace elements in dusty snow from open pit bitumen mines and upgraders: collection, handling, preparation and analysis of samples from the Athabasca bituminous sands region of Alberta, Canada Open
A robust sample handling, processing and analytical method was developed for reliable determination of 40 TEs in dusty snow. The “dissolved” TEs in snow from the ABS region were extremely low, and TEs were almost exclusively found in the p…
View article: Trace elements in the Athabasca Bituminous Sands: A geochemical explanation for the paucity of environmental contamination by chalcophile elements
Trace elements in the Athabasca Bituminous Sands: A geochemical explanation for the paucity of environmental contamination by chalcophile elements Open
The Athabasca Bituminous Sands (ABS) in northern Alberta, Canada, represent one of the largest reserves of hydrocarbons on the planet, yet there is remarkably little published data on the abundance of potentially toxic trace elements (TEs)…
View article: Ombrotrophic peatlands: natural, holistic, integrated, long-term monitoring systems for atmospheric deposition of environmental contaminants to terrestrial and aquatic ecosystems
Ombrotrophic peatlands: natural, holistic, integrated, long-term monitoring systems for atmospheric deposition of environmental contaminants to terrestrial and aquatic ecosystems Open
<p><em>Sphagnum </em>moss and age-dated peat cores from bogs have long been used to study contemporary and past atmospheric deposition of trace elements (TEs). However, other components of bog ecosystems represent additio…
View article: Geochemical perspectives from the past: understanding the natural enrichment of Cd in pre-industrial and pre-anthropogenic aerosols using polar ice and peat cores from remote locations
Geochemical perspectives from the past: understanding the natural enrichment of Cd in pre-industrial and pre-anthropogenic aerosols using polar ice and peat cores from remote locations Open
<p>Cadmium (Cd) is a potentially toxic chalcophile element with profound health consequences when organisms are exposed to elevated concentrations. Cadmium is emitted to the atmosphere through various industrial processes (metallurgi…
View article: Trace elements in peat bog surface waters as indicators of the dissolution of atmospheric dusts from open-pit bitumen mines
Trace elements in peat bog surface waters as indicators of the dissolution of atmospheric dusts from open-pit bitumen mines Open
<p>Open-pit mining for bitumen extraction generates considerable volumes of dust in northern Alberta. This area contains abundant peatlands, some of which are ombrotrophic bogs that are exclusively fed by atmospheric inputs. The most…
View article: Distinguishing trace elements in acid soluble ash (ASA) and acid insoluble ash (AIA) of Sphagnum mosses within the Athabasca Bituminous Sands Region
Distinguishing trace elements in acid soluble ash (ASA) and acid insoluble ash (AIA) of Sphagnum mosses within the Athabasca Bituminous Sands Region Open
<p>The Athabasca Bituminous Sands (ABS) industry has dramatic benefits for the economy of Alberta, Canada. However, with increasing industrial operations, environmental concerns have grown regarding the contamination of air and water…
View article: Unraveling the complexity of atmospheric brown carbon produced by smoldering boreal peat using size-exclusion chromatography with selective mobile phases
Unraveling the complexity of atmospheric brown carbon produced by smoldering boreal peat using size-exclusion chromatography with selective mobile phases Open
Water-soluble BrC in freshly emitted boreal peat combustion particulate matter spans a wide range of molecular sizes, polarities, and light absorption properties; in addition, its largest fraction undergoes solvent-dependent aggregation/di…