Outputs (35)

Radiological and elemental composition of cryoconite and glacier mice from Vatnajökull, Iceland (2024)
Journal Article
Smith, E., Clason, C. C., Millward, G., Taylor, A., & Fyfe, R. (in press). Radiological and elemental composition of cryoconite and glacier mice from Vatnajökull, Iceland. Science of the Total Environment, 951, Article 175828. https://doi.org/10.1016/j.scitotenv.2024.175828

Cryoconite has been demonstrated to be an efficient accumulator of some classes of contaminants on glaciers in both mountain and polar environments, however the accumulation of contaminants in cryoconite in Iceland has received very little attention... Read More about Radiological and elemental composition of cryoconite and glacier mice from Vatnajökull, Iceland.

Isotopic signature of plutonium accumulated in cryoconite on glaciers worldwide (2024)
Journal Article
Łokas, E., Baccolo, G., Cwanek, A., Buda, J., Kołtonik, K., Takeuchi, N., Wachniew, P., Clason, C., Zawierucha, K., Beard, D. B., Ambrosini, R., Pittino, F., Franzetti, A., Owens, P. N., Nastasi, M., Sisti, M., & Di Mauro, B. (2024). Isotopic signature of plutonium accumulated in cryoconite on glaciers worldwide. Science of the Total Environment, 951, Article 175356. https://doi.org/10.1016/j.scitotenv.2024.175356

Glaciers are recognized as repositories for atmospheric pollutants, however, due to climate change and enhanced melting rates, they are rapidly transitioning from being repositories to secondary sources of such apollutants. Artificial radionuclides a... Read More about Isotopic signature of plutonium accumulated in cryoconite on glaciers worldwide.

Variability of fallout radionuclides (FRNs) in river channels: implications for sediment tracing (2024)
Journal Article
Muñoz-Arcos, E., Millward, G. E., Clason, C. C., Hartley, R., Bravo-Linares, C., & Blake, W. H. (online). Variability of fallout radionuclides (FRNs) in river channels: implications for sediment tracing. Journal of Soils and Sediments, https://doi.org/10.1007/s11368-024-03881-z

Purpose: The aims of this research were to assess the sources of variability of particulate FRNs (7 Be, 210 Pb ex and 137 Cs) in river channels, the influence of sediment properties such as particle size distribution (PSD) and organic matter (OM) on... Read More about Variability of fallout radionuclides (FRNs) in river channels: implications for sediment tracing.

Accumulation of Environmental Radioactivity on the Surface of a High Arctic Ice Cap (Flade Isblink, NE Greenland) (2024)
Journal Article
Beard, D. B., Baccolo, G., Clason, C. C., Millward, G. E., Łokas, E., Di Stefano, E., Rangecroft, S., Sala, D., Wachniew, P., & Blake, W. H. (online). Accumulation of Environmental Radioactivity on the Surface of a High Arctic Ice Cap (Flade Isblink, NE Greenland). Environmental Science and Technology, https://doi.org/10.1021/acs.est.3c10755

Under climatic warming, glaciers are becoming a secondary source of atmospheric contaminants originally released into the environment decades ago. This phenomenon has been well-documented for glaciers near emission sources. However, less is known abo... Read More about Accumulation of Environmental Radioactivity on the Surface of a High Arctic Ice Cap (Flade Isblink, NE Greenland).

GC Insights: Lessons from participatory water quality research in the upper Santa River basin, Peru (2024)
Journal Article
Rangecroft, S., Clason, C., Dextre, R. M., Richter, I., Kelly, C., Turin, C., Grados-Bueno, C. V., Fuentealba, B., Camacho Hernandez, M., Morera Julca, S., Martin, J., & Guy, J. A. (2024). GC Insights: Lessons from participatory water quality research in the upper Santa River basin, Peru. Geoscience Communication, 7, 145-150. https://doi.org/10.5194/gc-7-145-2024

Here we share four key lessons from an inter-disciplinary project (Nuestro Rio) that gathered community perspectives on local water quality in the Santa River basin (Peru) utilising a digital technological approach where we collected data via a novel... Read More about GC Insights: Lessons from participatory water quality research in the upper Santa River basin, Peru.

An Exploratory Data Analysis (EDA) Tool for Tracer Selection in Sediment and Pollution Fingerprinting Studies (2024)
Journal Article
Ovando-Fuentealba, L., Blake, W. H., Taylor, A., Clason, C., & Bravo-Linares, C. (2024). An Exploratory Data Analysis (EDA) Tool for Tracer Selection in Sediment and Pollution Fingerprinting Studies. Environmental Forensics, https://doi.org/10.1080/15275922.2024.2330018

Tracer selection is a critical step for any mixing model that uses the information of multiple variables to find the most likely solution for sediment or pollution source apportionment. The purpose of this work was to design an Exploratory Data Analy... Read More about An Exploratory Data Analysis (EDA) Tool for Tracer Selection in Sediment and Pollution Fingerprinting Studies.

Chemical availability of fallout radionuclides in cryoconite (2023)
Journal Article
Davidson, H., Millward, G., Clason, C., Fisher, A., & Taylor, A. (2023). Chemical availability of fallout radionuclides in cryoconite. Journal of Environmental Radioactivity, 268-269(November), Article 107260. https://doi.org/10.1016/j.jenvrad.2023.107260

Atmospheric deposition on glaciers is a major source of legacy fallout radionuclides (FRNs) accumulating in cryoconite, a dark granular material with surface properties that efficiently bind FRN contaminants (specifically 137Cs; 210Pb; 241Am). Cryoco... Read More about Chemical availability of fallout radionuclides in cryoconite.

Unravelling and understanding local perceptions of water quality in the Santa basin, Peru (2023)
Journal Article
Rangecroft, S., Dextre, R. M., Richter, I., Grados Bueno, C. V., Kelly, C., Turin, C., …Clason, C. (2023). Unravelling and understanding local perceptions of water quality in the Santa basin, Peru. Journal of Hydrology, 625(Part A), Article 129949. https://doi.org/10.1016/j.jhydrol.2023.129949

Water quality is an integral part of water security. Measuring the physico-chemical indicators for water quality can provide an objective picture of water health, but it does not provide information on lived experiences related to water quality, expe... Read More about Unravelling and understanding local perceptions of water quality in the Santa basin, Peru.

Global variability and controls on the accumulation of fallout radionuclides in cryoconite (2023)
Journal Article
Clason, C. C., Baccolo, G., Łokas, E., Owens, P. N., Wachniew, P., Millward, G. E., …Di Mauro, B. (2023). Global variability and controls on the accumulation of fallout radionuclides in cryoconite. Science of the Total Environment, 894, Article 164902. https://doi.org/10.1016/j.scitotenv.2023.164902

The accumulation of fallout radionuclides (FRNs) from nuclear weapons testing and nuclear accidents has been evaluated for over half a century in natural environments; however, until recently their distribution and abundance within glaciers have been... Read More about Global variability and controls on the accumulation of fallout radionuclides in cryoconite.

Contribution of glaciers to water, energy and food security in mountain regions: current perspectives and future priorities (2023)
Journal Article
Clason, C., Rangecroft, S., Owens, P. N., Łokas, E., Baccolo, G., Selmes, N., …Blake, W. (2023). Contribution of glaciers to water, energy and food security in mountain regions: current perspectives and future priorities. Annals of Glaciology, https://doi.org/10.1017/aog.2023.14

Mountain glaciers are crucial sources of fresh water, contributing directly and indirectly to water, energy and food supplies for hundreds of millions of people. Assessing the impact of diminishing glacial meltwater contributions to the security of t... Read More about Contribution of glaciers to water, energy and food security in mountain regions: current perspectives and future priorities.