All Outputs (26)

Household water insecurity in a changing climate: The interplay between distance to water, income, caste and gender in rural Rajasthan, India (2023)
Presentation / Conference
Octavianti, T., Everard, M., Chun, K., Floyd, N., Sharma, O. P., Staddon, C., …Toher, D. (2023, August). Household water insecurity in a changing climate: The interplay between distance to water, income, caste and gender in rural Rajasthan, India. Paper presented at The RGS-IBG Annual International Conference, London

Climate change is expected to have a profound impact on Rajasthan’s water resources and consequently on household water security. This study investigates the relationship between socio-economic structures (household income, caste and gender), physica... Read More about Household water insecurity in a changing climate: The interplay between distance to water, income, caste and gender in rural Rajasthan, India.

Hourly temperature and precipitation time series characteristics in São Paulo with urban land use type of convection-permitting model (CPM) outputs (2023)
Presentation / Conference
Chun, K., Reboita, M., Rocha, R., Danaila, L., Octavianti, T., Risanto, B., …Prein, A. (2023, August). Hourly temperature and precipitation time series characteristics in São Paulo with urban land use type of convection-permitting model (CPM) outputs. Poster presented at The VII Convective Permitting Climate Modelling 2023 workshop, Bergen, Norway

The influences of regional atmospheric drivers on the joint distribution of temperature and precipitation from a Convection-Permitting Model (CPM) over São Paulo are explored. Time series of temperature and precipitation are extracted from urban land... Read More about Hourly temperature and precipitation time series characteristics in São Paulo with urban land use type of convection-permitting model (CPM) outputs.

Influence of hillslope aspect on a cinder cone evolution: The Sandal Divlit example, Kula, Turkey (2023)
Presentation / Conference
Yetemen, O., Avcioglu, A., Ozcan, O., Simsek, I., Kolbuken, M., Yeo, I., …Sen, O. L. (2023, April). Influence of hillslope aspect on a cinder cone evolution: The Sandal Divlit example, Kula, Turkey. Poster presented at EGU General Assembly 2023, Vienna, Austria

Microclimatic variations in semi-arid ecosystems can cause topographic asymmetry over geologic time scales due to uneven distribution of incoming solar radiation as a function of slope aspect. This phenomenon has long been recognized in geomorphology... Read More about Influence of hillslope aspect on a cinder cone evolution: The Sandal Divlit example, Kula, Turkey.

Investigating links among heatwaves, precipitation, and land use types using the convection-permitting model in the Southwest UK for the 2022 boreal summer (2023)
Presentation / Conference
Chun, K., Ezber, Y., Toker, E., Reboita, M., Rocha, R., Risanto, B., …Castro, C. (2023, April). Investigating links among heatwaves, precipitation, and land use types using the convection-permitting model in the Southwest UK for the 2022 boreal summer

To improve sub-seasonal forecasts, different global initiatives generate continental convection-permitting simulations for resolution less than 10 kilometres for multiple decades. These simulations, however, are based on land use maps with only singl... Read More about Investigating links among heatwaves, precipitation, and land use types using the convection-permitting model in the Southwest UK for the 2022 boreal summer.

Drift and diffusion functions of historical time series and UKCP18 convection-permitting model outputs for Bristol and Filton (2023)
Presentation / Conference
Chun, K., Danaila, L., & Fossa, M. (2023, March). Drift and diffusion functions of historical time series and UKCP18 convection-permitting model outputs for Bristol and Filton. Presented at LMFL Fluid Mechanics Webinar Series, Lille

As global temperatures continue to rise and affect atmospheric dynamics, there is a growing need to develop methods for investigating the temporal evolution of climate fields. These methods are useful to quantify both short- and long-term changes, as... Read More about Drift and diffusion functions of historical time series and UKCP18 convection-permitting model outputs for Bristol and Filton.

Convection-Permitting Model Simulation based on Local Climate Zones (LCZs) for winter in Istanbul (2022)
Presentation / Conference
Chun, K., Fan, P. Y., He, Q., Yetemen, O., Toker, E., Ezber, Y., & Sen, O. L. (2022, September). Convection-Permitting Model Simulation based on Local Climate Zones (LCZs) for winter in Istanbul

High resolution simulations at kilometre scales from convection-permitting models (CPMs) provide new avenues for studying the dynamics of urban regions that do not use deep convection parameterisation schemes. As a pilot investigation, a sensitive st... Read More about Convection-Permitting Model Simulation based on Local Climate Zones (LCZs) for winter in Istanbul.

Extreme precipitation characteristics driven by atmosphere-oceanic modes in the Uruguay river basin based on convective-permitting model simulations (2022)
Presentation / Conference
Chun, K., Danaila, L., Fossa, M., Massei, N., Yetemen, O., Ezber, Y., …Lutfi Sen, O. (2022, August). Extreme precipitation characteristics driven by atmosphere-oceanic modes in the Uruguay river basin based on convective-permitting model simulations. Presented at Advancing Subtropical Climate Dynamics: Diagonal Convergence Zones, Droughts, and Floods in Past, Present and Future Climates, Online

Subtropical areas are sensitive climate transition regions that are affected by atmospheric oscillations linked to tropical heat sources and the stratosphere. In South America, we hypothesise that the quasi-biennial oscillation (QBO) is related to la... Read More about Extreme precipitation characteristics driven by atmosphere-oceanic modes in the Uruguay river basin based on convective-permitting model simulations.

Integrating transpiration and xylem water stable isotopes in a process-based model to determine transpiration and discharge age distributions (2022)
Presentation / Conference
Fresne, M., Chun, K., Fabiani, G., Hrachowitz, M., McGuire, K., Moussa, A., …Klaus, J. (2022, May). Integrating transpiration and xylem water stable isotopes in a process-based model to determine transpiration and discharge age distributions. Presented at European Geosciences Union (EGU) General Assembly 2022, Vienna, Austria (and online)

Transpiration is an important component of the catchment water balance, and tree water uptake can significantly influence discharge dynamic and travel times. Tree usually use water of a different age than the water that generates discharge. Most hydr... Read More about Integrating transpiration and xylem water stable isotopes in a process-based model to determine transpiration and discharge age distributions.

Exploring links between precipitation extremes and land use types through the UK Convection-Permitting Model (2022)
Presentation / Conference
Chun, K., Fan, P., He, Q., Dieppois, B., Danaila, L., Quinn, N., …Yetemen, O. (2022, May). Exploring links between precipitation extremes and land use types through the UK Convection-Permitting Model. Presented at European Geosciences Union (EGU) General Assembly 2022, Vienna, Austria (and online)

Precipitation extremes are commonly linked with land use types. The UKCP18 Convection-Permitting Model (CPM) Projections at 5km high resolution simulation provide opportunities to investigate probable relationships between precipitation extremes and... Read More about Exploring links between precipitation extremes and land use types through the UK Convection-Permitting Model.

A multi-method and multi-model approach for predicting spatio-temporal patterns of sap flow, xylem isotopic composition, and water ages in the critical zone (2022)
Presentation / Conference
Klaus, J., Chun, K., Fabiani, G., Fresne, M., Hrachowitz, M., McGuire, K., …Zehe, E. (2022, May). A multi-method and multi-model approach for predicting spatio-temporal patterns of sap flow, xylem isotopic composition, and water ages in the critical zone. Presented at European Geosciences Union (EGU) General Assembly 2022, Vienna

Vegetation exhibits critical feedback with runoff generation. Trees show distinct water uptake patterns relying on soil water from different depths and groundwater with a mixture of water sources that is commonly very different from runoff in terms o... Read More about A multi-method and multi-model approach for predicting spatio-temporal patterns of sap flow, xylem isotopic composition, and water ages in the critical zone.

Solving water management paradoxes requires a systems meta-model (2022)
Presentation / Conference
Mijic, A., Liu, L., O'Keeffe, J., Dobson, B., & Chun, K. (2022, May). Solving water management paradoxes requires a systems meta-model. Presented at European Geosciences Union (EGU) General Assembly 2022, Vienna, Austria (and online)

Sustainable development is becoming increasingly urgent in the post-COVID recovery and climate crisis era. Despite this need, the water management scientific community is still deciding how to comprehensively represent and assess the role of humans w... Read More about Solving water management paradoxes requires a systems meta-model.

Eco-hydro-geomorphic evolution of the Sandal Divlit cinder cone, Kula, Turkey (2022)
Presentation / Conference
Yetemen, O., Avcioglu, A., Selim Celik, Y., Simsek, I., Kolbuken, M., Yeo, I., …Lutfi Sen, O. (2022, May). Eco-hydro-geomorphic evolution of the Sandal Divlit cinder cone, Kula, Turkey. Presented at European Geosciences Union (EGU) General Assembly 2022, Vienna

In semi-arid ecosystems, microclimatic variations may lead to topographic asymmetry over geologic time scale due to uneven distribution of incoming solar radiation as a function of slope aspect. This phenomenon has long been recognized in geomorpholo... Read More about Eco-hydro-geomorphic evolution of the Sandal Divlit cinder cone, Kula, Turkey.

A framework of nature-based solutions with spatial non-stationarity for water hazard management (2021)
Presentation / Conference
Fan, P., Chun, K. P., Mijic, A., Evaristo, J. A., Yetemen, O., & Tan, M. L. (2021, December). A framework of nature-based solutions with spatial non-stationarity for water hazard management. Paper presented at EGU, Vienna

Integrating information on spatial non-stationarity (SNs) of land use is critical to the implementation of nature-based solutions (NBSs) for water hazard management. How SNs in landscape patterns improve the effectiveness of water hazard, however, is... Read More about A framework of nature-based solutions with spatial non-stationarity for water hazard management.

Detecting drought conditions related to vegetation at west continental Europe based on variations from the North and Caspian Seas (2021)
Presentation / Conference
Xu, B., He, Q., Pan Chun, K., Klaus, J., Schoppach, R., & Yetemen, Ö. (2021, April). Detecting drought conditions related to vegetation at west continental Europe based on variations from the North and Caspian Seas. Paper presented at EGU, Vienna

Teleconnections relate regional pressure patterns to local climate anomalies, influencing the variation of vegetation patterns. Over west continental Europe, droughts have been widely investigated with persistent low-frequency atmospheric circulation... Read More about Detecting drought conditions related to vegetation at west continental Europe based on variations from the North and Caspian Seas.

A novel and robust procedure for upscaling sap velocity data based on the species-specific role of DBH and slope for explaining tree-to-tree variability (2021)
Presentation / Conference
Schoppach, R., Pan Chun, K., He, Q., Ginevra, F., & Klaus, J. (2021, April). A novel and robust procedure for upscaling sap velocity data based on the species-specific role of DBH and slope for explaining tree-to-tree variability. Paper presented at EGU, Vienna

Multi-species forests display a substantial tree-to-tree variability in transpiration induced by various vegetation and landscape characteristics. However, how to model transpiration accounting for tree-to-tree variability still needs to be developed... Read More about A novel and robust procedure for upscaling sap velocity data based on the species-specific role of DBH and slope for explaining tree-to-tree variability.

How reliable are crowd-sourced data in hydrology? Lessons learned from a citizen science experiment (2021)
Presentation / Conference
Klaus, J., Hannah, D., & Pan Chun, K. (2021, April). How reliable are crowd-sourced data in hydrology? Lessons learned from a citizen science experiment. Paper presented at EGU, Vienna

Crowd-sourcing of hydrological data with volunteering citizen scientists has the potential to overcome severe data limitations in space and time. However, several aspects on the reliability, quality, and value of crowd-sourced data are under debate.... Read More about How reliable are crowd-sourced data in hydrology? Lessons learned from a citizen science experiment.

Land use and cover changes related to green and blue infrastructure planning for water resources management based on a Budyko framework (2021)
Presentation / Conference
Fan, P. Y., Pan Chun, K., Mijic, A., Tan, M. L., Yetemen, O., & Evaristo, J. (2021, April). Land use and cover changes related to green and blue infrastructure planning for water resources management based on a Budyko framework. Paper presented at EGU, Vienna

Based on the interplays between land use and water resources, the green and blue infrastructure (GBI) is a central landscape approach for hydrological environment management. However, evidence-based principles of regional GBI planning are not well de... Read More about Land use and cover changes related to green and blue infrastructure planning for water resources management based on a Budyko framework.

The nature and extent of bomb tritium remaining in deep soils (2021)
Presentation / Conference
Evaristo, J., Huang, Y., Li, Z., Chun, K. P., Sutanudjaja, E. H., & Bierkens, M. F. (2021, April). The nature and extent of bomb tritium remaining in deep soils. Paper presented at EGU, Vienna

Understanding the movement of water in soils is important for estimating subsurface water reserves. Despite the advances made in understanding water movement, very few tools can directly "follow the water". Tritium, a tracer that decays with time and... Read More about The nature and extent of bomb tritium remaining in deep soils.

Impacts of climate and land use changes on water variability, using a Budyko framework: case study in Gansu, China (2021)
Presentation / Conference
He, Q., Pan Chun, K., Yetemen, O., Dieppois, B., Chen, L., & Pan, X. (2021, April). Impacts of climate and land use changes on water variability, using a Budyko framework: case study in Gansu, China

Disentangling the effects of climate and land use changes on regional hydrological conditions is critical for local water and food security. The water variability over climate transition regions at the midlatitudes is sensitive to changes in regional... Read More about Impacts of climate and land use changes on water variability, using a Budyko framework: case study in Gansu, China.

Drought variability driven by interannual and decadal teleconnection patterns in monsoon regions of Southeast China (2021)
Presentation / Conference
Pan Chun, K., He, Q., Dieppois, B., Pohl, B., Yetemen, Ö., Chen, L., …Massei, N. (2021, April). Drought variability driven by interannual and decadal teleconnection patterns in monsoon regions of Southeast China. Paper presented at EGU, Vienna

Drought conditions of Southeast China are associated with the sea surface temperature warm pool in the tropical Western Pacific, which is related to low-frequency hydroclimatic patterns and their teleconnections. Empirically, the moisture influx to t... Read More about Drought variability driven by interannual and decadal teleconnection patterns in monsoon regions of Southeast China.