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View article: Compound hot extremes at an urban site based on climatic and bioclimatic indices 
Compound hot extremes at an urban site based on climatic and bioclimatic indices  Open
Over the past decades, extreme weather phenomena like hot extremes and heat waves (HWs) stand out as a major threat for humans and ecosystems. Compound extremes are understood as simultaneous, concurrent or sequential extreme events, takin…
View article: The ASPIRE Project: Atmospheric Parameters Affecting Solar Irradiance and Solar Energy in Athens, Greece—Overview and Results
The ASPIRE Project: Atmospheric Parameters Affecting Solar Irradiance and Solar Energy in Athens, Greece—Overview and Results Open
The study presents results of the research project ASPIRE (atmospheric parameters affecting spectral solar irradiance and solar energy). A new dataset has been created for Athens, Greece, for one year (December 2020–November 2021), c…
View article: Diurnal Temperature Range and Its Response to Heat Waves in 16 European Cities—Current and Future Trends
Diurnal Temperature Range and Its Response to Heat Waves in 16 European Cities—Current and Future Trends Open
An important indicator of climate change is the diurnal temperature range (DTR), defined as the difference between the daily maximum and daily minimum air temperature. This study aims to investigate the DTR distribution in European cities …
View article: Spatial and Temporal Changes of Diurnal Temperature Range in Greece—The Urban Effect
Spatial and Temporal Changes of Diurnal Temperature Range in Greece—The Urban Effect Open
Diurnal Temperature Range (DTR), defined as the difference between the daily maximum (Tmax) and daily minimum (Tmin) air temperature, has received considerable attention as an important indicator of climate change. In the present study, we…
View article: Investigation of the effects of the Greek extreme wildfires of August 2021 on air quality and spectral solar irradiance
Investigation of the effects of the Greek extreme wildfires of August 2021 on air quality and spectral solar irradiance Open
In August 2021, a historic heatwave was recorded in Greece which resulted in extreme wildfire events that strongly affected the air quality over the city of Athens. Saharan dust was also transferred over Greece on certain days of the same …
View article: Comment on egusphere-2023-180
Comment on egusphere-2023-180 Open
Abstract. In August 2021, a historic heatwave was recorded in Greece which resulted in extreme wildfire events that strongly affected the air quality over the city of Athens. Saharan dust was also transferred over Greece in the same period…
View article: Observed and projected changes in the diurnal temperature range at European cities with different base climate
Observed and projected changes in the diurnal temperature range at European cities with different base climate Open
Many regions across the globe have been witnessing changes in both mean climate and climatic extremes during the last decades. Cities in particular, where the concentration of urban population is high, have been in the spotlight of scienti…
View article: Investigation of the effects of the Greek extreme wildfires of August 2021 on air quality and spectral solar irradiance
Investigation of the effects of the Greek extreme wildfires of August 2021 on air quality and spectral solar irradiance Open
In August 2021, a historic heatwave was recorded in Greece which resulted in extreme wildfire events that strongly affected the air quality over the city of Athens. Saharan dust was also transferred over Greece in the same period due to th…
View article: Validation of ENVI-met microscale model with in-situ measurements in warm thermal conditions across Athens area
Validation of ENVI-met microscale model with in-situ measurements in warm thermal conditions across Athens area Open
Validation is critical for quantifying accuracy, errors and limitations of models’ results. This study examines the ability of ENVI-met model to simulate thermal conditions in high spatial resolution. Field measurements from 11 central sit…
View article: Atmospheric parameters affecting SPectral solar IRradiance and solar Energy (ASPIRE)
Atmospheric parameters affecting SPectral solar IRradiance and solar Energy (ASPIRE) Open
<p>The ASPIRE project aims to contribute to the scientific knowledge of interdisciplinary aspects that are related with solar radiation by investigating the effect of various atmospheric parameters such as clouds, aerosols, water vap…
View article: The Extreme Heat Wave of Summer 2021 in Athens (Greece): Cumulative Heat and Exposure to Heat Stress
The Extreme Heat Wave of Summer 2021 in Athens (Greece): Cumulative Heat and Exposure to Heat Stress Open
The Mediterranean has been identified as a ‘climate change hot spot’, already experiencing faster warming rates than the global average, along with an increased occurrence of heat waves (HWs), prolonged droughts, and forest fires. During s…
View article: The extreme heat wave of 2021 in Greece: intensity, duration, cumulative heat and all-time records on centennial scale
The extreme heat wave of 2021 in Greece: intensity, duration, cumulative heat and all-time records on centennial scale Open
<p>Heat waves (HWs) rank among the most dangerous weather phenomena, with catastrophic impacts on societies and ecosystems. Since the beginning of the 21<sup>th </sup>century, many regions worldwide have been experiencing…
View article: Climate Change and Thermal Comfort in Top Tourist Destinations—The Case of Santorini (Greece)
Climate Change and Thermal Comfort in Top Tourist Destinations—The Case of Santorini (Greece) Open
The Mediterranean area is one of the most visited tourist destinations of the world, but it has also been recognized as one of the most vulnerable to climate change areas worldwide with respect to increased thermal risk. The study focuses …
View article: Historical and future temporal trends in the summer Urban Heat Island of Athens (Greece)&#160;
Historical and future temporal trends in the summer Urban Heat Island of Athens (Greece)  Open
<p>Historical changes, spanning 1971&#8211;2016, in the Athens Urban Heat Island (UHI) over summer were assessed by contrasting two air temperature records from established meteorological stations in urban and rural settings. Whe…
View article: Projected changes in the frequency of thermal comfort conditions at cold and warm cities, based on advanced bioclimatic indices
Projected changes in the frequency of thermal comfort conditions at cold and warm cities, based on advanced bioclimatic indices Open
<p>Climate change and global warming affect heat or cold related stress in humans and ecosystems. Human thermal comfort or discomfort conditions in particular, are assessed through the application of simple or rational thermal (or bi…
View article: Bin Weather Data for HVAC Systems Energy Calculations
Bin Weather Data for HVAC Systems Energy Calculations Open
The increase in global air temperature is well documented, as during the last several years each decade has been consecutively warmer than the preceding. As climatic conditions affect the energy performance of buildings, the changes in out…
View article: Urban Thermal Risk
Urban Thermal Risk Open
Global warming is accelerating and according to the World Meteorological Organization (WMO), the decade from 2011 to 2020 was the warmest recorded decade ever [...]
View article: Climate change impacts on thermal comfort in one of the most popular tourist destinations in the world, Santorini Island, Greece
Climate change impacts on thermal comfort in one of the most popular tourist destinations in the world, Santorini Island, Greece Open
<p>To date, climate change has caused serious problems both in human societies and in various ecosystems. Worldwide, the observed climate change hazards include increased droughts and floods, extreme heat waves, sea-level rise, storm…
View article: Projected Future Temporal Trends of Two Different Urban Heat Islands in Athens (Greece) under Three Climate Change Scenarios: A Statistical Approach
Projected Future Temporal Trends of Two Different Urban Heat Islands in Athens (Greece) under Three Climate Change Scenarios: A Statistical Approach Open
This is the first study to look at future temporal urban heath island (UHI) trends of Athens (Greece) under different UHI intensity regimes. Historical changes in the Athens UHI, spanning 1971–2016, were assessed by contrasting two air tem…
View article: Climatology of heat waves characteristics based on different metrics- Application on a centennial air temperature record of the eastern Mediterranean
Climatology of heat waves characteristics based on different metrics- Application on a centennial air temperature record of the eastern Mediterranean Open
<p>Today, there is a strong scientific consensus that severe weather phenomena and climatic extremes represent an increasing threat in the background of climate change, with profound and unpredictable impacts on the environment, econ…
View article: Long-term trends in heating and cooling degree days at Mediterranean cities, in the context of climate change
Long-term trends in heating and cooling degree days at Mediterranean cities, in the context of climate change Open
<p>Nowadays, the global climate change has important impacts on many aspects of human life such as agriculture, economy, health and energy consumption. The issue of climate change has concerned the scientific community as the solutio…
View article: Spatial Variability in the Effect of High Ambient Temperature on Mortality: An Analysis at Municipality Level within the Greater Athens Area
Spatial Variability in the Effect of High Ambient Temperature on Mortality: An Analysis at Municipality Level within the Greater Athens Area Open
Spatial variability in temperature exists within metropolitan areas but very few studies have investigated intra-urban differentiation in the temperature-mortality effects. We investigated whether local characteristics of 42 Municipalities…
View article: Unlocking Pre-1850 Instrumental Meteorological Records: A Global Inventory
Unlocking Pre-1850 Instrumental Meteorological Records: A Global Inventory Open
Instrumental meteorological measurements from periods prior to the start of national weather services are designated “early instrumental data.” They have played an important role in climate research as they allow daily to decadal variabili…
View article: Response of Urban Heat Stress to Heat Waves in Athens (1960–2017)
Response of Urban Heat Stress to Heat Waves in Athens (1960–2017) Open
The increasing frequency, intensity and duration of heat waves seem to follow the observed global warming in recent decades. Vulnerability to heat waves is expected to increase in urban environments mainly due to population density and the…
View article: Observed Trends in Thermal Stress at European Cities with Different Background Climates
Observed Trends in Thermal Stress at European Cities with Different Background Climates Open
Intensification of extreme temperatures combined with other socioeconomic factors may exacerbate human thermal risk. The disastrous impacts of extreme weather during the last two decades demonstrated the increased vulnerability of populati…
View article: Long-term series and trends in surface solar radiation in Athens, Greece
Long-term series and trends in surface solar radiation in Athens, Greece Open
We present a long-term series of surface solar radiation (SSR) from the city of Athens, Greece. SSR measurements were performed from 1954 to 2012, and before that (1900–1953) sunshine duration (SD) records were used in order to reconstruct…
View article: Synergies between Urban Heat Island and Heat Waves in Athens (Greece), during an extremely hot summer (2012)
Synergies between Urban Heat Island and Heat Waves in Athens (Greece), during an extremely hot summer (2012) Open
Heat waves (HWs) are recognized as a serious threat for human health worldwide, with urban areas being more vulnerable due to the urban heat island (UHI) effect and population density. Yet, in the climate change context, HWs are becoming m…