Changements climatiques et risques naturels dans les Alpes

Autor: Benjamin Einhorn, Nicolas Eckert, Christophe Chaix, Ludovic Ravanel, Philip Deline, Marie Gardent, Vincent Boudières, Didier Richard, Jean-Marc Vengeon, Gérald Giraud, Philippe Schoeneich

Publikováno v: Revue de Géographie Alpine, Vol 103, Iss 2

Under the effects of climate change, Alpine mountainous regions are undergoing fast and well-perceptible evolutions, which are attracting the growing attention of people, scientists and managers. To cope better with the hazards and vulnerabilities sp

Externí odkaz: https://doaj.org/article/2200610fabdb495aafc9eae25de2d25e

Operational implementation and evaluation of a blowing snow scheme for avalanche hazard forecasting

Autor: Matthieu Lafaysse, Gilbert Guyomarc'h, Gérald Giraud, Yannick Deliot, Vincent Vionnet, Florence Naaim-Bouvet

Publikováno v: Cold Regions Science and Technology
Cold Regions Science and Technology, Elsevier, 2018, 147, pp.1-10
Cold Regions Science and Technology, Elsevier, 2018, 147, pp.1-10. ⟨10.1016/j.coldregions.2017.12.006⟩

International audience; In alpine terrain, blowing snow events strongly affect the local evolution of the avalanche danger and must be taken into account by avalanche hazard forecasters. This study presents the implementation and the evaluation of th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e04c2ad620866a4f79cd8daaee4905ba
https://doi.org/10.1016/j.coldregions.2017.12.006

Impact du réchauffement climatique sur l'activité avalancheuse et multiplication des avalanches humides dans les Alpes françaises

Autor: Nicolas Eckert, Thierry Faug, Gérald Giraud, Mohamed Naaim, Florence Naaim-Bouvet, Guillaume Chambon, Didier Richard

Publikováno v: La Houille Blanche-Revue internationale de l'eau
La Houille Blanche-Revue internationale de l'eau, 2016, 6, pp.12-20. ⟨10.1051/lhb/2016055⟩
La Houille Blanche-Revue internationale de l'eau, EDP Sciences, 2016, pp.12-20. ⟨10.1051/lhb/2016055 ⟩
La Houille Blanche-Revue internationale de l'eau, EDP Sciences, 2016, pp.12-20. ⟨10.1051/lhb/2016055⟩

Sur l'ensemble des Alpes francaises, le croisement de deux bases de donnees bien documentees, la chronique d'avalanches EPA et les reanalyses nivo-meteorologique, a permis de quantifier la reponse de l'activite avalancheuse aux evolutions recentes du

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9c744898d2cc328408fd3edec283249f
https://hal.science/hal-01818000

Analysis and forecast of extreme new-snow avalanches: a numerical study of the avalanche cycles of February 1999 in France

Autor: Marie Rousselot, Yves Durand, Gérald Giraud, Laurent Mérindol, Luc Daniel

Publikováno v: Journal of Glaciology. 56:758-770

Snow and weather conditions typical of exceptional cycles of fresh-snow avalanches in the northern Alps are investigated using the numerical avalanche-hazard forecasting procedure of Météo-France. Sensitivity tests are performed on the events of Fe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8976a153e1fec89862b0d2c49806a2c9
https://doi.org/10.3189/002214310794457308

Reanalysis of 44 Yr of Climate in the French Alps (1958–2002): Methodology, Model Validation, Climatology, and Trends for Air Temperature and Precipitation

Autor: Pierre Etchevers, Bernard Lesaffre, Gérald Giraud, Laurent Mérindol, Martin Laternser, Yves Durand

Publikováno v: Journal of Applied Meteorology and Climatology. 48:429-449

Since the early 1990s, Météo-France has used an automatic system combining three numerical models to simulate meteorological parameters, snow cover stratification, and avalanche risk at various altitudes, aspects, and slopes for a number of mountai

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5112f3e1c830b77ab1e843f4551143b5
https://doi.org/10.1175/2008jamc1808.1