Publications

Peer-reviewed articles

Stauch, G., Dörwald, L., Esch, A., Walk, J. (2024). 115 years of sediment deposition in a reservoir in Central Europe: Topographic change detection. Earth Surface Processes and Landforms 49, 582-600. DOI: 10.1002/esp.5722

Stauch, G., Schulte, P., Schwanen, C., Kümmerle, E.A., Dörwald, L., Esch, A., Lehmkuhl, F., Walk, J. (2024). 115 years of sediment deposition in a reservoir in Central Europe: Effects of the industrial history and environmental protection on heavy metals and microplastic. Earth Surface Processes and Landforms. DOI: 10.1002/esp.5914

Walk, J., Schulte, P., Bartz, M., Binnie, A., Kehl, M., Mörchen, R., Sun, X., Stauch, G., Tittmann, C., Bol, R., Brückner, H., Lehmkuhl, F. (2023). Pedogenesis at the coastal arid-hyperarid transition deduced from a Late Quaternary chronosequence at Paposo, Atacama Desert. Catena 228, 107171. DOI: 10.1016/j.catena.2023.107171

Walk, J., Bartz, M., Stauch, G., Binnie, A., Brückner, H., Lehmkuhl, F. (2022). Weathering under coastal hyperaridity – Late Quaternary development of spectral, textural, and gravelometric alluvial fan surface characteristics. Quaternary Science Reviews 277, 107339. DOI: 10.1016/j.quascirev.2021.107339

Bartz, M., Duval, M., Brill, D., Zander, A., King, G.E., Rhein, A., Walk, J., Stauch, G., Lehmkuhl, F., Brückner, H. (2020). Testing the potential of K-feldspar pIR-IRSL and quartz ESR for dating coastal alluvial fan complexes in arid environments. Quaternary International 556, 124–143. DOI: 10.1016/j.quaint.2020.03.037

Bartz, M., Walk, J., Binnie, S.A., Brill, D., Lehmkuhl, F., Hoffmeister, D., Brückner, H. (2020). Late Pleistocene alluvial fan evolution along the coastal Atacama Desert (N Chile). Global and Planetary Change 190, 103091. DOI: 10.1016/j.gloplacha.2019.103091

Nottebaum, V., Walk, J., Knippertz, M., Karthe, D., Batbayar, G., Pötter, S., Lehmkuhl, F. (2020). Arsenic distribution and pathway scenarios for sediments and water in a peri-urban Mongolian small-scale coal mining area (Nalaikh District, Ulaanbaatar). Environmental Science and Pollution Research 27, 5845–5863. DOI: 10.1007/s11356-019-07271-8

Walk, J., Stauch, G., Reyers, M., Vásquez, P., Sepúlveda, F.A., Bartz, M., Hoffmeister, D., Brückner, H., Lehmkuhl, F. (2020). Gradients in climate, geology, and topography affecting coastal alluvial fan morphodynamics in hyperarid regions – The Atacama perspective. Global and Planetary Change 185, 102994. DOI: 10.1016/j.gloplacha.2019.102994

Walk, J., Stauch, G., Bartz, M., Brückner, H., Lehmkuhl, F. (2019). Geomorphology of the coastal alluvial fan complex Guanillos, northern Chile. Journal of Maps 15, 436–447. DOI: 10.1080/17445647.2019.1611499


Conference contributions (selection)

Dörwald, L., Lehmkuhl, F., Walk, J., Yang, X., Zhang, D., Baas, A., Delobel, L., Boemke, B., Stauch, G. (2024). Dunes on the north-eastern Tibetan Plateau as influenced by climate change: a remote sensing study of the past 5 decades. EGU General Assembly 2024, 14-19 April 2024, Vienna, EGU24-1649.

Mohren, J., Walk, J., Brill, D., Krieger, J., Römer, W., Medialdea, A., Nguno, A., Lehmkuhl, F. (2024). Alluvial deposition at the Skeleton Coast, northern Namibia: chronology and spatial patterns. EGU General Assembly 2024, 14-19 April 2024, Vienna, EGU24-8995.

Stauch, G., Dörwald, L., Esch, A., Kümmerle, E.A., Lehmkuhl, F., Schulte, P., Schwanen, C., Walk, J. (2024). Reservoir sediments in central Europe as archives of human-environment interaction during the past 115 years – the example of the Urft Reservoir. EGU General Assembly 2024, 14-19 April 2024, Vienna, EGU24-3464.

Sun, X., Amelung, W., Klumpp, E., Walk, J., Mörchen, R., Böhm, C., May, S.M., Tamburini, F., Bol, R. (2024). Fog controls biological cycling of soil phosphorus in the Coastal Cordillera of the Atacama Desert. EGU General Assembly 2024, 14-19 April 2024, Vienna, EGU24-10611.

Walk, J., Mohren, J., Binnie, A., Brill, D., Brückner, H., Schaubert, V., Quezada, A., Lehmkuhl, F. (2024). Assessing the last “large scale fluvial modification” across the hyperarid Atacama Desert, northern Chile. EGU General Assembly 2024, 14-19 April 2024, Vienna, EGU24-11939.

Walk, J., Boemke, B., Betz, F., Armon, M. (2024). Assessing frequency and magnitude of hydrogeomorphic flood impacts in arid Northwest Namibia based on the Landsat and MODIS satellite imagery archives. Geographiewerkstatt 2024, 7-8 March 2024, Innsbruck.

Walk, J., Bartz, M., Binnie, A., Kehl, M., Mörchen, R., Schulte, P., Sun, X., Stauch, G., Tittmann, C., Bol, R., Brückner, H., Lehmkuhl, F. (2023). Implications for Late Quaternary climate, weathering, and soil formation at Atacama’s hyperarid coast drawn from trapped charge- and cosmogenic nuclide-dated alluvial fans. XXI INQUA Congress, 14-20 July 2023, Rome.

Walk, J., Boemke, B., Ullmann, T. (2023). Spatial flood frequency analysis of ephemeral rivers in Northwest Namibia based on cloud computing of Landsat time series. EGU General Assembly 2023, 23-28 April 2023, Vienna, EGU23-12947.

Dörwald, L., Walk, J., Lehmkuhl, F., Stauch, G. (2022). Remotely sensed dune movement rates in desert margins of Central Asia over five decades using satellite imagery. EGU General Assembly 2022, 23-27 May 2022, Vienna, EGU22-4460.

Stauch, G., Esch, A., Dörwald, L., Esser, V., Lechthaler, S., Lehmkuhl, F., Schulte, P., Walk, J. (2022). A century of sedimentation in a reservoir in central Europe – sedimentation rate and characteristics. EGU General Assembly 2022, 23-27 May 2022, Vienna, EGU22-5480.

Walk, J., Tittmann, C., Schulte, P., Mörchen, R., Sun, X., Bartz, M., Binnie, S., Stauch, G., Bol, R., Brückner, H., Lehmkuhl, F. (2022). Assessing soil formation under coastal hyperaridity since the Mid-Pleistocene using a chronosequence dated by in situ cosmogenic 10Be at Paposo, Atacama Desert (N Chile). EGU General Assembly 2022, 23-27 May 2022, Vienna, EGU22-7889.

Dörwald, L., Esch, A., Stauch, G., Walk, J. (2021). Meso- to macro-scale landscape modelling with SfM-MVS photogrammetry: a case study from the Urft Lake water reservoir (Eifel Mountains, western Germany). EGU General Assembly 2021, vEGU21: Gather Online, 19-30 April 2021, EGU21-3248.

Stauch, G., Esch, A., Dörwald, L., Esser, V., Lechthaler, S., Lehmkuhl, F., Schulte, P., Walk, J. (2021). 115 years of sediment deposition in the Urft reservoir (Eifel Mountains, western Germany). EGU General Assembly 2021, vEGU21: Gather Online, 19-30 April 2021, EGU21-148.

Lehmkuhl, F., Nottebaum, V., Walk, J., Stauch, G. (2020). Quaternary paleoenvironmental change preserved in alluvial fans systems in semiarid to arid mountain areas: Examples from western Mongolia, western USA, and the Chilean Andes. EGU General Assembly 2020, Online, 4-8 May 2020, EGU2020-3893.

Walk, J., Bartz, M., Stauch, G., Reyers, M., Binnie, S.A., Brill, D., Vásquez, P., Sepúlveda, F.A., Hoffmeister, D., Brückner, H., Lehmkuhl, F. (2020). Coupled controls of climate, geology, and biota on late Pleistocene alluvial fan morphodynamics along the coast of the hyperarid Atacama Desert. EGU General Assembly 2020, Online, 4-8 May 2020, EGU2020-7461.

Bartz, M., Duval, M., Walk, J., Brill, D., Zander, A., King, G.E., Stauch, G., Lehmkuhl, F., Brückner, H. (2019). Late Quaternary alluvial fan evolution along the coast of the hyper-arid Atacama Desert – the interplay between climatic and tectonic control. EGU General Assembly 2019, Vienna, 7-12 April 2019. Geophysical Research Abstracts 21, EGU2019-10788.

Walk, J., Stauch, G., Reyers, M., Bartz, M., Hoffmeister, D., Brückner, H., Lehmkuhl, F. (2019). Alluvial fan morphodynamics along the coastal Atacama Desert – geomorphometric, geologic, and climatic perspectives. EGU General Assembly 2019, Vienna, 7-12 April 2019. Geophysical Research Abstracts 21, EGU2019-7543.


Dissertation

Walk, J. (2020). Alluvial fans along the coastal Atacama Desert – landforms, processes, and evolution. Dissertation, Rheinisch-Westfälische Technische Hochschule Aachen. DOI: 10.18154/RWTH-2020-06003