Zobrazeno 1 - 10
of 51
pro vyhledávání: '"George Varlas"'
Autor:
Vassilis Amiridis, Stelios Kazadzis, Antonis Gkikas, Kalliopi Artemis Voudouri, Dimitra Kouklaki, Maria-Elissavet Koukouli, Katerina Garane, Aristeidis K. Georgoulias, Stavros Solomos, George Varlas, Anna Kampouri, Dimitra Founda, Basil E. Psiloglou, Petros Katsafados, Kyriakoula Papachristopoulou, Ilias Fountoulakis, Panagiotis-Ioannis Raptis, Thanasis Georgiou, Anna Gialitaki, Emmanouil Proestakis, Alexandra Tsekeri, Eleni Drakaki, Eleni Marinou, Elina Giannakaki, Stergios Misios, John Kapsomenakis, Kostas Eleftheratos, Nikos Hatzianastassiou, Pavlos Kalabokas, Prodromos Zanis, Mihalis Vrekoussis, Alexandros Papayannis, Andreas Kazantzidis, Konstantinos Kourtidis, Dimitris Balis, Alkiviadis F. Bais, Christos Zerefos
Publikováno v:
Atmosphere, Vol 15, Iss 7, p 753 (2024)
The Mediterranean, and particularly its Eastern basin, is a crossroad of air masses advected from Europe, Asia and Africa. Anthropogenic emissions from its megacities meet over the Eastern Mediterranean, with natural emissions from the Saharan and Mi
Externí odkaz:
https://doaj.org/article/00f700a28a1a483ba530cccb9b68abd8
Autor:
Petros Katsafados, Pantelis-Manolis Saviolakis, George Varlas, Haifa Ben-Romdhane, Kosmas Pavlopoulos, Christos Spyrou, Sufian Farrah
Publikováno v:
Atmosphere, Vol 15, Iss 2, p 222 (2024)
Tropical Cyclone Shaheen (TCS), originating in the Arabian Sea on 30 September 2021, followed an east-to-west trajectory and made landfall as a category-1 cyclone in northern Oman on 3 October 2021, causing severe floods and damages before dissipatin
Externí odkaz:
https://doaj.org/article/45ff9d4be4e94504ae34961b0a2b609b
Autor:
George Varlas, Anastasios Papadopoulos, George Papaioannou, Vassiliki Markogianni, Angelos Alamanos, Elias Dimitriou
Publikováno v:
Atmosphere, Vol 15, Iss 1, p 120 (2024)
Ensemble weather forecasting involves the integration of multiple simulations to improve the accuracy of predictions by introducing a probabilistic approach. It is difficult to accurately predict heavy rainfall events that cause flash floods and, thu
Externí odkaz:
https://doaj.org/article/7d812cad4ee7483db4c23a70304b04fd
Autor:
Angelos Alamanos, George Papaioannou, George Varlas, Vassiliki Markogianni, Anastasios Papadopoulos, Elias Dimitriou
Publikováno v:
Land, Vol 13, Iss 1, p 47 (2023)
Wildfires are an escalating global threat, jeopardizing ecosystems and human activities. Among the repercussions in the ecosystem services of burnt areas, there are altered hydrological processes, which increase the risks of flash floods. There is li
Externí odkaz:
https://doaj.org/article/14ad9324dc38445fa16ff822d9fc8152
Autor:
George Varlas, George Papaioannou, Anastasios Papadopoulos, Vassiliki Markogianni, Leonidas Vardakas, Elias Dimitriou
Publikováno v:
Environmental Sciences Proceedings, Vol 26, Iss 1, p 35 (2023)
This study aims at assessing meteorological, hydrological, and hydraulic modeling to develop a flash flood forecasting tool. The flash flood that occurred in the Evrotas River Basin (ERB) on 26 January 2023 is used as a case study. Precipitation over
Externí odkaz:
https://doaj.org/article/85155a1362df44cf911fcdfdb1f4cbb1
Autor:
Aikaterini Pappa, Christos Spyrou, John Kalogiros, Maria Tombrou, George Varlas, Petros Katsafados
Publikováno v:
Environmental Sciences Proceedings, Vol 26, Iss 1, p 108 (2023)
A forward advection scheme is incorporated in an advanced data assimilation model to provide very short-term predictions. The Local Analysis and Prediction System (LAPS) is implemented in the nowcasting mode in a case study of extreme precipitation e
Externí odkaz:
https://doaj.org/article/4a0df05d6115434daabc5e3b035b6ce3
Autor:
George Varlas, Christina Papadaki, Konstantinos Stefanidis, Angeliki Mentzafou, Ilias Pechlivanidis, Anastasios Papadopoulos, Elias Dimitriou
Publikováno v:
Water, Vol 15, Iss 6, p 1022 (2023)
Climate change has influenced the discharge regime of rivers during the past decades. This study aims to reveal climate-induced interannual trends of average annual discharge and discharge maxima in a Mediterranean river from 1981 to 2017. To this ai
Externí odkaz:
https://doaj.org/article/9c534e4a96f046cba8ee418e1eb3c139
Publikováno v:
Atmosphere, Vol 12, Iss 7, p 902 (2021)
A hydrometeorological forecasting system has been operating at the Institute of Marine Biological Resources and Inland Waters (IMBRIW) of the Hellenic Centre for Marine Research (HCMR) since September 2015. The system consists of the Advanced Weather
Externí odkaz:
https://doaj.org/article/c460103246644248872c33fb87c5fa61
Publikováno v:
Hydrology, Vol 8, Iss 2, p 86 (2021)
Water resources, especially riverine ecosystems, are globally under qualitative and quantitative degradation due to human-imposed pressures. High-temporal-resolution data obtained from automatic stations can provide insights into the processes that l
Externí odkaz:
https://doaj.org/article/bd4d1b4299e5470293269e75ccff2fe1
Autor:
Glauco Gallotti, Marco Antonio Santo, Ilektra Apostolidou, Jacopo Alessandri, Alberto Armigliato, Bidroha Basu, Sisay Debele, Alessio Domeneghetti, Alejandro Gonzalez-Ollauri, Prashant Kumar, Angeliki Mentzafou, Francesco Pilla, Beatrice Pulvirenti, Paolo Ruggieri, Jeetendra Sahani, Aura Salmivaara, Arunima Sarkar Basu, Christos Spyrou, Nadia Pinardi, Elena Toth, Silvia Unguendoli, Umesh Pranavam Ayyappan Pillai, Andrea Valentini, George Varlas, Giorgia Verri, Filippo Zaniboni, Silvana Di Sabatino
Publikováno v:
Resources, Vol 10, Iss 4, p 36 (2021)
The adoption of Nature-Based Solutions (NBSs) represents a novel means to mitigate natural hazards. In the framework of the OPERANDUM project, this study introduces a methodology to assess the efficiency of the NBSs and a series of Open-Air Laborator
Externí odkaz:
https://doaj.org/article/9f19180781ae49b281aba35abdab56af