Ömer Lütfi Şen
YOU?
Author Swipe
View article: Up in flames: the human factor behind a megafire in Mediterranean Türkiye
Up in flames: the human factor behind a megafire in Mediterranean Türkiye Open
On the evening of July 28, 2021, the largest wildfire for the last century broke out in four different locations in a Mediterranean catchment in southern Türkiye; arson cases which came on the heels of anomalous temperatures and precipitat…
View article: Cascading Disasters: How the 2023 Türkiye-Syria Earthquake Was Amplified by an Atmospheric River
Cascading Disasters: How the 2023 Türkiye-Syria Earthquake Was Amplified by an Atmospheric River Open
Strong earthquakes in mountain landscapes can trigger widespread slope failures, initiating chains of  multiple hydro-geomorphic hazards such as channel blockage, instability, flooding, and coarse sedimentation. These impacts disrupti…
View article: The 2023 Türkiye-Syria earthquake disaster was exacerbated by an atmospheric river
The 2023 Türkiye-Syria earthquake disaster was exacerbated by an atmospheric river Open
Strong earthquakes in mountain landscapes can trigger widespread slope failures, initiating chains of multiple hydro-geomorphic hazards. These impacts disrupting ongoing response operations may be amplified by extreme post-seismic precipit…
View article: Exploring Climate of the Euro‐Mediterranean Using a Variable‐Resolution Configuration of the Global Community Earth System Model (VR‐CESM)
Exploring Climate of the Euro‐Mediterranean Using a Variable‐Resolution Configuration of the Global Community Earth System Model (VR‐CESM) Open
A Variable‐Resolution, global configuration of the Community Earth System Model (VR‐CESM) in which the atmosphere and land are the only active components is employed to investigate the climate of the Euro‐Mediterranean region. Two variable…
View article: The Impact of Electricity Generation on CO2 Emissions in Türkiye: An Agent-Based Simulation Approach
The Impact of Electricity Generation on CO2 Emissions in Türkiye: An Agent-Based Simulation Approach Open
This study investigates the impact of energy, economic, and environmental policies on Türkiye’s energy dynamics and CO2 emissions using climate models and an agent-based simulation (ABM) framework. By integrating climate projections with p…
View article: High‐Resolution Climate Simulations Over the Eastern Mediterranean Black Sea Region Using the Pseudo‐Global Warming Method With a CMIP6 Ensemble
High‐Resolution Climate Simulations Over the Eastern Mediterranean Black Sea Region Using the Pseudo‐Global Warming Method With a CMIP6 Ensemble Open
The strong drying expected in the Eastern Mediterranean with climate change could cause mass migration of people already living under water shortages. On the other hand, precipitation is expected to increase toward the region’s north, part…
View article: Impact of atmospheric rivers on the winter snowpack in the headwaters of Euphrates-Tigris basin
Impact of atmospheric rivers on the winter snowpack in the headwaters of Euphrates-Tigris basin Open
Understanding the hydrometeorological impacts of atmospheric rivers (ARs) on mountain snowpack is crucial for water resources management in the snow-fed river basins such as the Euphrates-Tigris (ET). In this study, we investigate the cont…
View article: Exploring Regional Climate of the Euro-Mediterranean Using a Variable-Resolution Configuration of the Global Community Earth System Model (VR-CESM)
Exploring Regional Climate of the Euro-Mediterranean Using a Variable-Resolution Configuration of the Global Community Earth System Model (VR-CESM) Open
A Variable-Resolution, global configuration of the Community Earth System Model (VR-CESM) in which the atmosphere and land are the only active components is employed to investigate the climate of the Euro-Mediterranean region. Two variable…
View article: Latitude or altitude as the future refugium? A case for the future of forests in Asia Minor and its surroundings
Latitude or altitude as the future refugium? A case for the future of forests in Asia Minor and its surroundings Open
At the current juncture with climate change, centennial projections of species distributions in biodiversity hotspots, using dynamic vegetation models may provide vital insight into conservation efforts. This study aims to answer: (1) if c…
View article: Future drought risk and adaptation of pastoralism in Eurasian rangelands
Future drought risk and adaptation of pastoralism in Eurasian rangelands Open
Drought risk threatens pastoralism in rangelands, which are already under strain from climatic and socioeconomic changes. We examine the future drought risk (2031–2060 and 2071–2100) to rangeland productivity across Eurasia (West, Central,…
View article: Incorporating Spatio-Temporal Changes of Well Irrigation into a Distributed Hydrologic Model to Improve Groundwater Anomaly Estimations for Basins with Expanding Agricultural Lands
Incorporating Spatio-Temporal Changes of Well Irrigation into a Distributed Hydrologic Model to Improve Groundwater Anomaly Estimations for Basins with Expanding Agricultural Lands Open
This paper seeks to address the deficiency of utilizing satellite-based GRACE observations and model-based GLDAS water budget components in estimating the changes in the groundwater storage in Konya Endorheic Basin (KEB), a basin experienc…
View article: Climate projections over the Eastern Mediterranean Black Sea region using a pseudo global warming (PGW) approach.
Climate projections over the Eastern Mediterranean Black Sea region using a pseudo global warming (PGW) approach. Open
This study presents high-resolution (4 km) simulations of the Weather Research and Forecasting (WRF) model using the pseudo-global-warming (PGW) approach. The aim is to investigate seasonal climatic changes in the Eastern Mediterranean Bla…
View article: Effects of Niño1+2 and Niño3.4 ENSO Events over Euro-Mediterranean Climate Variability 
Effects of Niño1+2 and Niño3.4 ENSO Events over Euro-Mediterranean Climate Variability  Open
El Niño Southern Oscillation (ENSO) is a climate phenomenon that affects the atmospheric circulation of the Northern Hemisphere and causes short-term variability in temperature and precipitation patterns. ENSO impacts over the Euro-Me…
View article: The interplay of Atmospheric Rivers and topography on snowmelt induced landslides in Northern Anatolian Mountains (Türkiye)
The interplay of Atmospheric Rivers and topography on snowmelt induced landslides in Northern Anatolian Mountains (Türkiye) Open
Landslides triggered by snowmelt, as one of the main hydrometeorological triggering factors, and their interaction with Atmospheric Rivers (ARs—long and narrow horizontal water vapor transport characterized by high water vapor conten…
View article: Türkiye's Renewable Energy Outlook: GCM-Based Analysis and Future Projections Using the Extreme Gradient Boosting Algorithm
Türkiye's Renewable Energy Outlook: GCM-Based Analysis and Future Projections Using the Extreme Gradient Boosting Algorithm Open
The focus on global warming and climate change has prompted a substantial shift towards green energy technologies, which are crucial in shaping electricity generation capacity. Türkiye has actively been investing in renewable energy s…
View article: Impact of Atmospheric Rivers on the Winter Snowpack in the Headwaters of Euphrates-Tigris Basin
Impact of Atmospheric Rivers on the Winter Snowpack in the Headwaters of Euphrates-Tigris Basin Open
Understanding the hydrometeorological impacts of atmospheric rivers (ARs) on mountain snowpack is crucial for water resources management in the snow-fed river basins such as the Euphrates-Tigris (ET). In this study, we investigate the cont…
View article: The merit of the North Sea‐Caspian pattern in explaining climate variability in the <scp>Euro‐Mediterranean</scp> region
The merit of the North Sea‐Caspian pattern in explaining climate variability in the <span>Euro‐Mediterranean</span> region Open
Teleconnection patterns are one of the key features to understanding high‐frequency natural climate variability. The North Sea‐Caspian Pattern (NCP) was identified as a middle tropospheric dipole and its hydroclimatological implications ha…
View article: Influence of Hillslope Aspect on a Cinder Cone Evolution: The Sandal Divlit example, Kula, Turkey
Influence of Hillslope Aspect on a Cinder Cone Evolution: The Sandal Divlit example, Kula, Turkey Open
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 ge…
View article: Sustainability of Pastoralism: Climate Change Risk to Rangelands in Eurasia
Sustainability of Pastoralism: Climate Change Risk to Rangelands in Eurasia Open
Climate change is projected to increase the aridity of semi-arid ecosystems, including Eurasian rangelands (EAR), which provide ecosystem services that support food supply and pastoralist lifestyles. Climate hazards are expected to become …
View article: Transitioning: the role of disturbances on instigating cross-overs of vegetation zones (a biome perspective)
Transitioning: the role of disturbances on instigating cross-overs of vegetation zones (a biome perspective) Open
This study considers the potential shift of biomes due to simulated changes in climatic drivers up until the end of this century, and how these changes effect the frequency of disturbances which in turn may affect the ranges of vegetation …
View article: Impact of the North Sea–Caspian pattern on meteorological drought and vegetation response over diverging environmental systems in western Eurasia
Impact of the North Sea–Caspian pattern on meteorological drought and vegetation response over diverging environmental systems in western Eurasia Open
Emerging drought stress on vegetation over western Eurasia is linked to varying teleconnection patterns. The North Sea–Caspian Pattern (NCP) is a relatively less studied Eurasian teleconnection pattern, which has a role on drought conditio…
View article: The Impacts of SST-Nudging on Performance of Community Earth System Model (CESM) in Representing the Euro-Mediterranean Climate
The Impacts of SST-Nudging on Performance of Community Earth System Model (CESM) in Representing the Euro-Mediterranean Climate Open
<p>The Mediterranean Basin, including the Mediterranean Sea and the surrounding countries, is referred to as a hotspot in terms of climate change, primarily because of a basin-wide drying trend projected for its future. The Mediterra…
View article: Eco-hydro-geomorphic evolution of the Sandal Divlit cinder cone, Kula, Turkey
Eco-hydro-geomorphic evolution of the Sandal Divlit cinder cone, Kula, Turkey Open
<p>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 recog…
View article: Looking into a fuzzy future: coupled effect of pyrogeography and a changing climate on an already fragile terrestrial ecosystem&#160;
Looking into a fuzzy future: coupled effect of pyrogeography and a changing climate on an already fragile terrestrial ecosystem  Open
<p>Unprecedented wildfires swept Mediterranean Europe in the summer of 2021 wreaking havoc economically and socially while clearing large swaths of forest land. Those that scorched the southern coastal highlands in Turkey came on the…
View article: Drought variability driven by interannual and decadal teleconnection patterns in monsoon regions of Southeast China&#160;
Drought variability driven by interannual and decadal teleconnection patterns in monsoon regions of Southeast China  Open
<p>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 …
View article: Applicability of the North Sea Caspian Pattern as an indicator of the Euro-Mediterranean Climate Variability
Applicability of the North Sea Caspian Pattern as an indicator of the Euro-Mediterranean Climate Variability Open
<p>Climate variability related to trough locations in the Euro-Mediterranean region is determined by various semi-permanent pressure centers of teleconnections and synoptic features. These features are resulted from the interactions …
View article: Terrestrial ecosystem range shifts in a changing climate &#8211; preliminary findings from a spatio-temporal comparison of mountain ranges from Turkey using LPJ-GUESS
Terrestrial ecosystem range shifts in a changing climate – preliminary findings from a spatio-temporal comparison of mountain ranges from Turkey using LPJ-GUESS Open
<p>Turkey, also known as <em>Asia Minor</em>, comprising largely of the <em>Anatolian peninsula/plateau</em> is situated in a distinct spot, surrounded by marine basins on three sides and an inner sea, coastli…
View article: Impacts of atmospheric rivers on the hydrometeorology of the Euphrates-Tigris Basin in the snowmelt season
Impacts of atmospheric rivers on the hydrometeorology of the Euphrates-Tigris Basin in the snowmelt season Open
<p>Atmospheric rivers (ARs) are important components of the global water cycle as they are responsible for over 90% of the poleward moisture transport at middle to high latitudes. ARs travelling thousands of kilometers over arid Nort…
View article: Comparison of NINO1+2 and NINO3.4 indices in terms of ENSO effects over the Euro-Mediterranean Region
Comparison of NINO1+2 and NINO3.4 indices in terms of ENSO effects over the Euro-Mediterranean Region Open
<p>El Nino Southern Oscillation (ENSO) is a phenomenon in the equatorial Pacific that could have profound effects on climate around the world. Although ENSO impacts are fairly well-defined for south and north America, Australia and s…