03. Foralpsbraun
Second FORALPS Conference „Contributions for a wise management of water resources from meteorology and climatology“ Max Gandolf Bibliothek, Salzburg University, 28. 11. 2007 Runoff from high montain regions as affected by global change Dr. Ludwig N. Braun Commission for Glaciology Bavarian Academy of Sciences, Munich Commission for Glaciology, Bavarian Academy of Sciences, Munich 2007 Statement 1 Water yield from glacierized catchments is enhanced during dry and hot summers due to excessive ice melt, however, this compensating effect will be lost should the glaciers vanish Commission for Glaciology, Bavarian Academy of Sciences, Munich 2007 Summer discharge 1998, tributaries to the Inn River glaciated basin (Ötztaler Ache/Sölden, 375 km²) May June July Aug. Sept. 100 m³/s 0 non-glaciated basin (Brixentaler Ache, 320 km²) Commission for Glaciology, Bavarian Academy of Sciences, Munich 2007 from: Hydrological Atlas of Switzerland, 2001 Commission for Glaciology, Bavarian Academy of Sciences, Munich 2007 Thinning of the glacier, rock falls Commission for Glaciology, Bavarian Academy of Sciences, Munich 2007 GaugingGauging stationstation VernagtbachVernagtbach ,, AA == 11.411.4 kmkm ²²,, 26352635 mm a.s.la.s.l .. Commission for Glaciology, Bavarian Academy of Sciences, Munich 2007 firn area approx. 2/3 of glacier firn area approx. 1/5 of glacier bare ice 4/5 Discharge of Vernagtferner: increase in diurnal variations due to loss of firn areas Commission for Glaciology, Bavarian Academy of Sciences, Munich 2007 12.7.2003 14.30: Discharge Vernagtbach approx. 11 m 3/s Commission for Glaciology, Bavarian Academy of Sciences, Munich 2007 Vernagtferner in the Ötztal Alps in Winter 2005/06 Commission for Glaciology, Bavarian Academy of Sciences, Munich 2007 Vernagtferner 1:10‘000 S.
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