All Outputs (16)

A global compilation of diatom silica oxygen isotope records from lake sediment - trends and implications for climate reconstruction (2024)
Journal Article
Meister, P., Alexandre, A., Bailey, H., Barker, P., Biskaborn, B. K., Broadman, E., Cartier, R., Chapligin, B., Couapel, M., Dean, J. R., Diekmann, B., Harding, P., Henderson, A. C. G., Hernandez, A., Herzschuh, U., Kostrova, S. S., Lacey, J., Leng, M. J., Lücke, A., MacKay, A. W., …Meyer, H. (2024). A global compilation of diatom silica oxygen isotope records from lake sediment - trends and implications for climate reconstruction. Climate of the Past, 20(2), 363-392. https://doi.org/10.5194/cp-20-363-2024

Oxygen isotopes in biogenic silica (δ18OBSi) from lake sediments allow for quantitative reconstruction of past hydroclimate and proxy-model comparison in terrestrial environments. The signals of individual records have been attributed to different fa... Read More about A global compilation of diatom silica oxygen isotope records from lake sediment - trends and implications for climate reconstruction.

Hydroclimate changes in eastern Africa over the past 200,000 years may have influenced early human dispersal (2021)
Journal Article
Schaebitz, F., Asrat, A., Lamb, H. F., Cohen, A. S., Foerster, V., Duesing, W., Kaboth-Bahr, S., Opitz, S., Viehberg, F. A., Vogelsang, R., Dean, J., Leng, M. J., Junginger, A., Ramsey, C. B., Chapot, M. S., Deino, A., Lane, C. S., Roberts, H. M., Vidal, C., Tiedemann, R., & Trauth, M. H. (2021). Hydroclimate changes in eastern Africa over the past 200,000 years may have influenced early human dispersal. Communications Earth & Environment, 2(1), Article 123. https://doi.org/10.1038/s43247-021-00195-7

Reconstructions of climatic and environmental conditions can contribute to current debates about the factors that influenced early human dispersal within and beyond Africa. Here we analyse a 200,000-year multi-proxy paleoclimate record from Chew Bahi... Read More about Hydroclimate changes in eastern Africa over the past 200,000 years may have influenced early human dispersal.

Extending the tephra and palaeoenvironmental record of the Central Mediterranean back to 430 ka: A new core from Fucino Basin, central Italy (2019)
Journal Article
Giaccio, B., Leicher, N., Mannella, G., Monaco, L., Regattieri, E., Wagner, B., Zanchetta, G., Gaeta, M., Marra, F., Nomade, S., Palladino, D. M., Pereira, A., Scheidt, S., Sottili, G., Wonik, T., Wulf, S., Zeeden, C., Ariztegui, D., Cavinato, G. P., Dean, J. R., …Tzedakis, P. C. (2019). Extending the tephra and palaeoenvironmental record of the Central Mediterranean back to 430 ka: A new core from Fucino Basin, central Italy. Quaternary science reviews, 225, 106003. https://doi.org/10.1016/j.quascirev.2019.106003

© 2019 Elsevier Ltd Here we present the first tephrostratigraphic, palaeomagnetic, and multiproxy data from a new ∼98 m-deep sediment core retrieved from the Fucino Basin, central Italy, spanning the last ∼430 kyr. Palaeoenvironmental proxy data (Ca-... Read More about Extending the tephra and palaeoenvironmental record of the Central Mediterranean back to 430 ka: A new core from Fucino Basin, central Italy.

The 4.2 ka BP Event in the Mediterranean region: an overview (2019)
Journal Article
Bini, M., Zanchetta, G., Perşoiu, A., Cartier, R., Català, A., Cacho, I., Dean, J. R., Di Rita, F., Drysdale, R. N., Finnè, M., Isola, I., Jalali, B., Lirer, F., Magri, D., Masi, A., Marks, L., Mercuri, A. M., Peyron, O., Sadori, L., Sicre, M. A., …Brisset, E. (2019). The 4.2 ka BP Event in the Mediterranean region: an overview. Climate of the Past, 15(2), 555-577. https://doi.org/10.5194/cp-15-555-2019

© Author(s) 2019. The Mediterranean region and the Levant have returned some of the clearest evidence of a climatically dry period occurring around 4200 years ago. However, some regional evidence is controversial and contradictory, and issues remain... Read More about The 4.2 ka BP Event in the Mediterranean region: an overview.

20,000 years of societal vulnerability and adaptation to climate change in southwest Asia (2019)
Journal Article
Jones, M. D., Abu-Jaber, N., Alshdaifat, A., Baird, D., Cook, B. I., Cuthbert, M. O., Dean, J. R., Djamali, M., Eastwood, W., Fleitmann, D., Haywood, A., Kwiecien, O., Larsen, J., Maher, L. A., Metcalfe, S. E., Parker, A., Petrie, C. A., Primmer, N., Richter, T., Roberts, N., …Weeks, L. (2019). 20,000 years of societal vulnerability and adaptation to climate change in southwest Asia. Wiley Interdisciplinary Reviews: Water, 6(2), Article e1330. https://doi.org/10.1002/WAT2.1330

The Fertile Crescent, its hilly flanks and surrounding drylands has been a critical region for studying how climate has influenced societal change, and this review focuses on the region over the last 20,000 years. The complex social, economic, and en... Read More about 20,000 years of societal vulnerability and adaptation to climate change in southwest Asia.

Environmental change during MIS4 and MIS 3 opened corridors in the Horn of Africa for Homo sapiens expansion (2018)
Journal Article
Viehberg, F. A., Just, J., Dean, J. R., Wagner, B., Franz, S. O., Klasen, N., Kleinen, T., Ludwig, P., Asrat, A., Lamb, H. F., Leng, M. J., Rethemeyer, J., Milodowski, A. E., Claussen, M., & Schäbitz, F. (2018). Environmental change during MIS4 and MIS 3 opened corridors in the Horn of Africa for Homo sapiens expansion. Quaternary science reviews, 202, 139-153. https://doi.org/10.1016/j.quascirev.2018.09.008

© 2018 The Authors Archaeological findings, numerical human dispersal models and genome analyses suggest several time windows in the past 200 kyr (thousands of years ago) when anatomically modern humans (AMH) dispersed out of Africa into the Levant a... Read More about Environmental change during MIS4 and MIS 3 opened corridors in the Horn of Africa for Homo sapiens expansion.

Investigating the environmental interpretation of oxygen and carbon isotope data from whole and fragmented bivalve shells (2018)
Journal Article
Lacey, J., Leng, M., Peckover, E., Dean, J., Wilke, T., Francke, A., Zhang, X., Masi, A., & Wagner, B. (2018). Investigating the environmental interpretation of oxygen and carbon isotope data from whole and fragmented bivalve shells. Quaternary science reviews, 194, 55-61. https://doi.org/10.1016/j.quascirev.2018.06.025

Sclerochronological data from whole bivalve shells have been used extensively to derive palaeoenvironmental information. However, little is known about the relevance of shell fragments more commonly preserved in the sediment record. Here, we investig... Read More about Investigating the environmental interpretation of oxygen and carbon isotope data from whole and fragmented bivalve shells.

A review of the stable isotope bio-geochemistry of the global silicon cycle and its associated trace elements (2018)
Journal Article
De Souza, G. F., Swann, G. E., Sutton, J. N., André, L., Cardinal, D., Conley, D. J., de Souza, G. F., Dean, J., Dodd, J., Ehlert, C., Ellwood, M. J., Frings, P. J., Grasse, P., Hendry, K., Leng, M. J., Michalopoulos, P., & Panizzo, V. N. (2018). A review of the stable isotope bio-geochemistry of the global silicon cycle and its associated trace elements. Frontiers in Earth Science, 5, Article 112. https://doi.org/10.3389/feart.2017.00112

© 2018 Sutton, André, Cardinal, Conley, de Souza, Dean, Dodd, Ehlert, Ellwood, Frings, Grasse, Hendry, Leng, Michalopoulos, Panizzo and Swann. Silicon (Si) is the second most abundant element in the Earth’s crust and is an important nutrient in the o... Read More about A review of the stable isotope bio-geochemistry of the global silicon cycle and its associated trace elements.

Fucino palaeo-lake: Towards the Palaeoenvironmental history of the last 430 Ka (2018)
Journal Article
Mannella, G., Giaccio, B., Zanchetta, G., Regattieri, E., Leicher, N., Scheidt, S., Grelle, T., Lehne, C., Rolf, C., Wonik, T., Nomade, S., Pereira, A., Niespolo, E., Renne, P., Leng, M., Dean, J., Thomas, C., Ariztegui, D., Gaeta, M., Florindo, F., …Wagner, B. (2018). Fucino palaeo-lake: Towards the Palaeoenvironmental history of the last 430 Ka. AMQ. Alpine and mediterranean quaternary / AIQUA Associazione italiana per lo studio del Quaternario, 31(1), 141-145

© 2010 AIQUA - Associazione Italiana per lo Studio del Quaternario e EMMEVI - Servizio Congressi SPA. The sedimentary succession deposited in Fucino palaeo-lake potentially records the environmental history of the Central Mediterranean Region continu... Read More about Fucino palaeo-lake: Towards the Palaeoenvironmental history of the last 430 Ka.

Seasonality of Holocene hydroclimate in the Eastern Mediterranean reconstructed using the oxygen isotope composition of carbonates and diatoms from Lake Nar, central Turkey (2017)
Journal Article
Dean, J. R., Jones, M. D., Leng, M. J., Sloane, H. J., Eastwood, W. J., Roberts, C. N., Dean, J., Eastwood, W., Jones, M., Leng, M., Metcalfe, S. E., Roberts, N., & Sloane, H. (2018). Seasonality of Holocene hydroclimate in the Eastern Mediterranean reconstructed using the oxygen isotope composition of carbonates and diatoms from Lake Nar, central Turkey. Holocene, 28(2), 267-276. https://doi.org/10.1177/0959683617721326

A positive shift in the oxygen isotope composition (δ¹⁸O) of lake carbonates in the Eastern Mediterranean from the early to late Holocene is usually interpreted as a change to drier (reduced precipitation and evaporation (P/E)) conditions. However, i... Read More about Seasonality of Holocene hydroclimate in the Eastern Mediterranean reconstructed using the oxygen isotope composition of carbonates and diatoms from Lake Nar, central Turkey.

A tale of two lakes: a multi-proxy comparison of Lateglacial and Holocene environmental change in Cappadocia, Turkey (2016)
Journal Article
Roberts, N., Allcock, S. L., Arnaud, F., Dean, J. R., Eastwood, W. J., Jones, M. D., Leng, M. J., Metcalfe, S. E., Malet, E., Woodbridge, J., & Yiğitbaşıoğlu, H. (2016). A tale of two lakes: a multi-proxy comparison of Lateglacial and Holocene environmental change in Cappadocia, Turkey. Journal of quaternary science : JQS, 31(4), 348-362. https://doi.org/10.1002/jqs.2852

Individual palaeoenvironmental records represent a combination of regional‐scale (e.g. climatic) and site‐specific local factors. Here we compare multiple climate proxies from two nearby maar lake records, assuming that common signals are due to regi... Read More about A tale of two lakes: a multi-proxy comparison of Lateglacial and Holocene environmental change in Cappadocia, Turkey.

Early Holocene palaeoseasonality inferred from the stable isotope composition of Unio shells from Çatalhöyük, Turkey (2016)
Journal Article
Lewis, J. P., Leng, M. J., Dean, J. R., Marciniak, A., Bar-Yosef Mayer, D. E., & Wu, X. (2017). Early Holocene palaeoseasonality inferred from the stable isotope composition of Unio shells from Çatalhöyük, Turkey. Environmental Archaeology, 22(1), 79-95. https://doi.org/10.1080/14614103.2015.1116216

Seasonal δ13C and δ18O data are presented from 14 Unio sub-fossil shells unearthed at the archaeological site of Çatalhöyük in central Turkey, spanning the occupation period ca. 9150–8000 cal years BP. The shells likely lived in the small lakes/wetla... Read More about Early Holocene palaeoseasonality inferred from the stable isotope composition of Unio shells from Çatalhöyük, Turkey.

Eastern Mediterranean hydroclimate over the late glacial and Holocene, reconstructed from the sediments of Nar lake, central Turkey, using stable isotopes and carbonate mineralogy (2015)
Journal Article
Dean, J. R., Jones, M. D., Leng, M. J., Noble, S. R., Metcalfe, S. E., Sloane, H. J., Sahy, D., Eastwood, W. J., & Roberts, C. N. (2015). Eastern Mediterranean hydroclimate over the late glacial and Holocene, reconstructed from the sediments of Nar lake, central Turkey, using stable isotopes and carbonate mineralogy. Quaternary science reviews, 124, 162-174. https://doi.org/10.1016/j.quascirev.2015.07.023

There is a lack of high-resolution records of hydroclimate variability in the Eastern Mediterranean from the late glacial and early Holocene. More knowledge of the speed of climate shifts and the degree to which they were synchronous with changes in... Read More about Eastern Mediterranean hydroclimate over the late glacial and Holocene, reconstructed from the sediments of Nar lake, central Turkey, using stable isotopes and carbonate mineralogy.

Tracking the hydro-climatic signal from lake to sediment: a field study from central Turkey (2014)
Journal Article
Dean, J. R., Eastwood, W. J., Roberts, N., Jones, M. D., Yiğitbaşıoğlu, H., Allcock, S. L., Woodbridge, J., Metcalfe, S. E., & Leng, M. J. (2015). Tracking the hydro-climatic signal from lake to sediment: a field study from central Turkey. Journal of hydrology, 529(Part 2), 608-621. https://doi.org/10.1016/j.jhydrol.2014.11.004

Palaeo-hydrological interpretations of lake sediment proxies can benefit from a robust understanding of the modern lake environment. In this study, we use Nar Gölü, a non-outlet, monomictic maar lake in central Turkey, as a field site for a natural e... Read More about Tracking the hydro-climatic signal from lake to sediment: a field study from central Turkey.

Is there an isotopic signature of the anthropocene? (2014)
Journal Article
Dean, J. R., Leng, M. J., & Mackay, A. W. (2014). Is there an isotopic signature of the anthropocene?. Anthropocene Review, 1(3), 276-287. https://doi.org/10.1177/2053019614541631

We consider whether the Anthropocene is recorded in the isotope geochemistry of the atmosphere, sediments, plants and ice cores, and the time frame during which any changes are recorded, presenting examples from the literature. Carbon and nitrogen is... Read More about Is there an isotopic signature of the anthropocene?.

Palaeo-seasonality of the last two millennia reconstructed from the oxygen isotope composition of carbonates and diatom silica from Nar Gölü, central Turkey (2012)
Journal Article
Yiǧitbaşioǧlu, H., Dean, J. R., Jones, M. D., Leng, M. J., Sloane, H. J., Neil Roberts, C., Woodbridge, J., Swann, G. E., Metcalfe, S. E., Eastwood, W. J., & Yiğitbaşıoğlu, H. (2013). Palaeo-seasonality of the last two millennia reconstructed from the oxygen isotope composition of carbonates and diatom silica from Nar Gölü, central Turkey. Quaternary science reviews, 66, 35-44. https://doi.org/10.1016/j.quascirev.2012.07.014

Carbonates and diatoms are rarely deposited together in lake sediments in sufficient quantities for the oxygen isotope composition (δ18O) to be investigated simultaneously from both hosts. Here, d18Ocarbonate are compared to δ18Odiatom data from the... Read More about Palaeo-seasonality of the last two millennia reconstructed from the oxygen isotope composition of carbonates and diatom silica from Nar Gölü, central Turkey.