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Further investigation into the impact of manuring on stable carbon (δ13C) and nitrogen isotope (δ15N) values in pulses: a four-year experiment examining Celtic bean (Vicia faba) (2024)
Journal Article
Treasure, E. R., Gröcke, D. R., Lester, J. J., Bishop, R. R., Jackson, S. E., & Church, M. J. (in press). Further investigation into the impact of manuring on stable carbon (δ13C) and nitrogen isotope (δ15N) values in pulses: a four-year experiment examining Celtic bean (Vicia faba). Archaeological and Anthropological Sciences,

Plant stable carbon (δ13C) and nitrogen (δ15N) isotope values can be used to directly investigate crop husbandry practices such as manuring; a key variable in understanding the scale and intensity of past farming practices. We present new results fro... Read More about Further investigation into the impact of manuring on stable carbon (δ13C) and nitrogen isotope (δ15N) values in pulses: a four-year experiment examining Celtic bean (Vicia faba).

Nitrogen isotopes in herbaria document historical nitrogen sewage pollution in the Mersey Estuary, England (2024)
Journal Article
Alldred, F. C., Gröcke, D. R., Jackson, S. E., & Reid, G. (2024). Nitrogen isotopes in herbaria document historical nitrogen sewage pollution in the Mersey Estuary, England. Environmental Science: Advances, 3(5), 676-685. https://doi.org/10.1039/D4VA00015C

A macroalgae (seaweed) herbarium nitrogen isotope (δ15N) record is produced for the River Mersey and Liverpool South Docks (England) between 1821 and 2018. A modern macroalgae δ15N record was also produced from September 2022. The herbaria δ15N recor... Read More about Nitrogen isotopes in herbaria document historical nitrogen sewage pollution in the Mersey Estuary, England.

Vittrup Man–The life-history of a genetic foreigner in Neolithic Denmark (2024)
Journal Article
Fischer, A., Sjögren, K., Jensen, T. Z. T., Jørkov, M. L., Lysdahl, P., Vimala, T., …Kristiansen, K. (2024). Vittrup Man–The life-history of a genetic foreigner in Neolithic Denmark. PLoS ONE, 19(2), Article e0297032. https://doi.org/10.1371/journal.pone.0297032

The lethally maltreated body of Vittrup Man was deposited in a Danish bog, probably as part of a ritualised sacrifice. It happened between c. 3300 and 3100 cal years BC, i.e., during the period of the local farming-based Funnel Beaker Culture. In ter... Read More about Vittrup Man–The life-history of a genetic foreigner in Neolithic Denmark.

Neolithisation through bone: Stable isotope analysis of human and faunal remains from Syltholm II, Lolland, Denmark (2024)
Journal Article
Gron, K. J., Gröcke, D. R., Groß, D., Rowley-Conwy, P., Robson, H. K., & Montgomery, J. (2024). Neolithisation through bone: Stable isotope analysis of human and faunal remains from Syltholm II, Lolland, Denmark. Journal of Archaeological Science: Reports, 53, Article 104384. https://doi.org/10.1016/j.jasrep.2024.104384

Despite an increasing number of studies, the application of stable sulfur (δ34S) isotope analysis to prehistoric bone collagen remains in its infancy. Conventionally, stable sulfur isotope compositions reflect coastal proximity and the interaction be... Read More about Neolithisation through bone: Stable isotope analysis of human and faunal remains from Syltholm II, Lolland, Denmark.

Intrashelf basin record of redox and productivity changes along the Arabian margin of Neo-Tethys during Oceanic Anoxic Event 1a (2023)
Journal Article
Jafarian, A., Husinec, A., Wang, C., Chen, X., Wang, M., Gröcke, D. R., …Li, Y. (2024). Intrashelf basin record of redox and productivity changes along the Arabian margin of Neo-Tethys during Oceanic Anoxic Event 1a. Palaeogeography, Palaeoclimatology, Palaeoecology, 636, Article 111975. https://doi.org/10.1016/j.palaeo.2023.111975

The biotic, environmental, climatic, oceanic, and sea-level perturbations during the Early Aptian Oceanic Anoxic Event (OAE) 1a have been extensively documented from both deep- and shallow-marine deposits worldwide. However, there has been relatively... Read More about Intrashelf basin record of redox and productivity changes along the Arabian margin of Neo-Tethys during Oceanic Anoxic Event 1a.

Investigating groundwater recharge using hydrogen and oxygen stable isotopes in Kabul city, a semi-arid region (2023)
Journal Article
Hamidi, M. D., Gröcke, D. R., Kumar Joshi, S., & Greenwell, H. C. (2023). Investigating groundwater recharge using hydrogen and oxygen stable isotopes in Kabul city, a semi-arid region. Journal of Hydrology, 626, Article 130187. https://doi.org/10.1016/j.jhydrol.2023.130187

There are significant concerns about the sustainability of groundwater, and the inhabitants that depend on it, due to rapid groundwater depletion from the alluvium aquifers in Kabul city. Sustainable groundwater management in Kabul requires an unders... Read More about Investigating groundwater recharge using hydrogen and oxygen stable isotopes in Kabul city, a semi-arid region.

Seeking their fortunes on the Otago goldfields, New Zealand – Constructing isotopic biographies of colonial goldminers (2023)
Journal Article
King, C. L., Buckley, H. R., Petchey, P., Kinaston, R., Millard, A. R., Nowell, G., …Gröcke, D. R. (2023). Seeking their fortunes on the Otago goldfields, New Zealand – Constructing isotopic biographies of colonial goldminers. Journal of Archaeological Science, 157, 105836. https://doi.org/10.1016/j.jas.2023.105836

The nineteenth century New Zealand goldfields were a place where people from across the world came together in search of their fortunes. Written accounts of life on the diggings do exist but are of varying veracity and we therefore have little knowle... Read More about Seeking their fortunes on the Otago goldfields, New Zealand – Constructing isotopic biographies of colonial goldminers.

Sulphur isotope stratigraphy of drill cuttings and stratigraphic correlation of Permian-Triassic evaporites (2023)
Journal Article
Salisbury, J., Gröcke, D. R., & McKie, T. (2023). Sulphur isotope stratigraphy of drill cuttings and stratigraphic correlation of Permian-Triassic evaporites. Frontiers in Earth Science, 11,

The stratigraphy of the European late Permian-Triassic commonly lacks chronostratigraphic constraint due to the scarcity of diagnostic fossils for biostratigraphy. This is particularly true for the United Kingdom, and as a result, stratigraphic corre... Read More about Sulphur isotope stratigraphy of drill cuttings and stratigraphic correlation of Permian-Triassic evaporites.

Diffuse and concentrated nitrogen sewage pollution in island environments with differing treatment systems (2023)
Journal Article
Alldred, F., Gröcke, D., Leung, C., Wright, L., & Banfield, N. (2023). Diffuse and concentrated nitrogen sewage pollution in island environments with differing treatment systems. Scientific Reports, 13, Article 4838. https://doi.org/10.1038/s41598-023-32105-6

Macroalgae is an under-utilised tool as a bioindicator of anthropogenic nitrogen loading to the coastal environment in the UK. This study compared two island systems—Jersey (Channel Islands) and St Mary’s (Isles of Scilly) to assess how differing sew... Read More about Diffuse and concentrated nitrogen sewage pollution in island environments with differing treatment systems.

Long-term stability in the circumpolar foraging range of a Southern Ocean predator between the eras of whaling and rapid climate change (2023)
Journal Article
Derville, S., Torres, L. G., Newsome, S. D., Somes, C. J., Valenzuela, L. O., Vander Zanden, H. B., …Carroll, E. L. (2023). Long-term stability in the circumpolar foraging range of a Southern Ocean predator between the eras of whaling and rapid climate change. Proceedings of the National Academy of Sciences, 120(10), Article 2214035120. https://doi.org/10.1073/pnas.2214035120

Assessing environmental changes in Southern Ocean ecosystems is difficult due to its remoteness and data sparsity. Monitoring marine predators that respond rapidly to environmental variation may enable us to track anthropogenic effects on ecosystems.... Read More about Long-term stability in the circumpolar foraging range of a Southern Ocean predator between the eras of whaling and rapid climate change.

An 80-million-year sulphur isotope record of pyrite burial over the Permian–Triassic (2022)
Journal Article
Salisbury, J., Gröcke, D. R., Cheung, H. A., Kump, L. R., McKie, T., & Ruffell, A. (2022). An 80-million-year sulphur isotope record of pyrite burial over the Permian–Triassic. Scientific Reports, 12, https://doi.org/10.1038/s41598-022-21542-4

Despite the extensive use of sulphur isotope ratios (δ34S) for understanding ancient biogeochemical cycles, many studies focus on specific time-points of interest, such as the end-Permian mass extinction (EPME). We have generated an 80 million-year P... Read More about An 80-million-year sulphur isotope record of pyrite burial over the Permian–Triassic.

A new subsurface record of the Pliensbachian-Toarcian, Lower Jurassic, of Yorkshire (2022)
Journal Article
Trabucho-Alexandre, J., Gröcke, D., Atar, E., Herringshaw, L., & Jarvis, I. (2022). A new subsurface record of the Pliensbachian-Toarcian, Lower Jurassic, of Yorkshire. Proceedings of the Yorkshire Geological Society, 64(2), https://doi.org/10.1144/pygs2022-007

Here, we describe the upper Pliensbachian to middle Toarcian stratigraphy of the Dove's Nest borehole, which was drilled near Whitby, North Yorkshire, in 2013. The core represents a single, continuous vertical section through unweathered, immature Lo... Read More about A new subsurface record of the Pliensbachian-Toarcian, Lower Jurassic, of Yorkshire.

Scotland’s first farmers: new insights into early farming practices in north-west Europe (2022)
Journal Article
Bishop, R., Gröcke, D., Ralston, I., Clarke, D., Lee, D., Shepherd, A., …Church, M. (2022). Scotland’s first farmers: new insights into early farming practices in north-west Europe. Antiquity, 96(389), https://doi.org/10.15184/aqy.2022.107

Thirty years after the discovery of an Early Neolithic timber hall at Balbridie in Scotland was reported in Antiquity, new analysis of the site's archaeobotanical assemblage, featuring 20 000 cereal grains preserved when the building burnt down in th... Read More about Scotland’s first farmers: new insights into early farming practices in north-west Europe.

Turbidity Currents Can Dictate Organic Carbon Fluxes Across River‐Fed Fjords: An Example From Bute Inlet (BC, Canada) (2022)
Journal Article
Hage, S., Galy, V., Cartigny, M., Heerema, C., Heijnen, M., Acikalin, S., …Talling, P. (2022). Turbidity Currents Can Dictate Organic Carbon Fluxes Across River‐Fed Fjords: An Example From Bute Inlet (BC, Canada). Journal of Geophysical Research: Biogeosciences, 127(6), https://doi.org/10.1029/2022jg006824

The delivery and burial of terrestrial particulate organic carbon (OC) in marine sediments is important to quantify, because this OC is a food resource for benthic communities, and if buried it may lower the concentrations of atmospheric CO2 over geo... Read More about Turbidity Currents Can Dictate Organic Carbon Fluxes Across River‐Fed Fjords: An Example From Bute Inlet (BC, Canada).

Ecosystem effects of invasive crayfish increase with crayfish density (2022)
Journal Article
Galib, S., Sun, J., Gröcke, D., & Lucas, M. (2022). Ecosystem effects of invasive crayfish increase with crayfish density. Freshwater Biology, 67(6), 1005-1019. https://doi.org/10.1111/fwb.13897

1. The nature and extent of effects of increasing densities of non-native species on stream ecosystems remain poorly understood. Non-native crayfish are among the most invasive aquatic species and we hypothesised that, in temperate streams, the exten... Read More about Ecosystem effects of invasive crayfish increase with crayfish density.

Summer sea-ice variability on the Antarctic margin during the last glacial period reconstructed from snow petrel (Pagodroma nivea) stomach-oil deposits (2022)
Journal Article
McClymont, E. L., Bentley, M. J., Hodgson, D. A., Spencer-Jones, C. L., Wardley, T., West, M. D., …Phillips, R. A. (2022). Summer sea-ice variability on the Antarctic margin during the last glacial period reconstructed from snow petrel (Pagodroma nivea) stomach-oil deposits. Climate of the Past, 18(2), 381-403. https://doi.org/10.5194/cp-18-381-2022

Antarctic sea ice is a critical component of the climate system affecting a range of physical and biogeochemical feedbacks and supporting unique ecosystems. During the last glacial stage, Antarctic sea ice was more extensive than today, but uncertain... Read More about Summer sea-ice variability on the Antarctic margin during the last glacial period reconstructed from snow petrel (Pagodroma nivea) stomach-oil deposits.

A Comparison of Dietary Isotopes in Pulp Stones and Incremental Dentine from Early Neolithic Individuals of the Whitwell Long Cairn, England (2022)
Journal Article
Ostrum, B., Gröcke, D. R., & Montgomery, J. (2022). A Comparison of Dietary Isotopes in Pulp Stones and Incremental Dentine from Early Neolithic Individuals of the Whitwell Long Cairn, England. American Journal of Biological Anthropology, 177(4), 769-783. https://doi.org/10.1002/ajpa.24479

Objectives: This study investigates if palaeodietary information can be obtained from pulp stones through stable isotope analysis, presents a method for their extraction from tooth samples, and assesses their utility as a source of paleodietary infor... Read More about A Comparison of Dietary Isotopes in Pulp Stones and Incremental Dentine from Early Neolithic Individuals of the Whitwell Long Cairn, England.

Trans-Atlantic correlation of Late Cretaceous high-frequency sea-level cycles (2021)
Journal Article
Plint, A. G., Uličný, D., Čech, S., Walaszczyk, I., Gröcke, D. R., Laurin, J., …Jarvis, I. (2022). Trans-Atlantic correlation of Late Cretaceous high-frequency sea-level cycles. Earth and Planetary Science Letters, 578, Article 117323. https://doi.org/10.1016/j.epsl.2021.117323

Previous studies of Cretaceous sedimentary rocks have used multi-proxy correlation methods to suggest eustatic change, modulated by the c. 400 kyr long eccentricity rhythm. Although numerous authors have inferred eustatic changes on shorter timescale... Read More about Trans-Atlantic correlation of Late Cretaceous high-frequency sea-level cycles.

Fluvial organic carbon composition regulated by seasonal variability in lowland river migration and water discharge (2021)
Journal Article
Golombek, N. Y., Scheingross, J. S., Repasch, M. N., Hovius, N., Menges, J., Sachse, D., …Szupiany, R. N. (2021). Fluvial organic carbon composition regulated by seasonal variability in lowland river migration and water discharge. Geophysical Research Letters, 48(24), Article e2021GL093416. https://doi.org/10.1029/2021gl093416

Identifying drivers of seasonal variations in fluvial particulate organic carbon (POC) composition can aid sediment provenance and biogeochemical cycling studies. We evaluate seasonal changes in POC composition in the Río Bermejo, Argentina, a lowlan... Read More about Fluvial organic carbon composition regulated by seasonal variability in lowland river migration and water discharge.