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Snow cover trends and climate change scenarios in mountainous regions

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Presentation on theme: "Snow cover trends and climate change scenarios in mountainous regions"— Presentation transcript:

1 Snow cover trends and climate change scenarios in mountainous regions
of Slovakia in JOZEF PECHO MILAN LAPIN PAVEL FAŠKO PAVEL ŠŤASTNÝ Slovak Hydrometeorological Institute, Bratislava, Slovakia

2 STUDY ON SNOW COVER TRENDS
Orava & Kysuce Region m a.sl. Or-Kc The Low Tatras Region m a.s.l. HT LT The High Tatras Region m a.s.l. Winter 1980/ /10 SCD sum FSCD sum SCD days Precipitation Air Temperature Climate Scenarios SNOW – an ecologycal phenomenon – SMOLENICE 2017

3 SNOW COVER CLIMATOLOGY
HT OR-KC LT SNOW – an ecologycal phenomenon – SMOLENICE 2017

4 SNOW COVER CHANGES IN EUROPE (NH)
MODIS DATA ( ) Source: Dietz et al. 2012 The Carpathians (SVK) Source: Brown and Robinson, 2011, etc. Source: IPCC AR5 2013 SNOW – an ecologycal phenomenon – SMOLENICE 2017

5 SNOW – an ecologycal phenomenon – SMOLENICE 2017
WINTER 2016/2017 Precipitation totals [% of normal] in winter 2016/2017 Temperature anomaly [°C] in winter 2016/2017 Or-Kc HT LT Temperature anomaly [°C] in winter 1962/1963 Temperature anomaly [°C] in winter 1963/1964 SNOW – an ecologycal phenomenon – SMOLENICE 2017

6 HISTORICAL PERSPECTIVE OF (VERY) COLD WINTERS
Temperature anomaly [°C] in winter months DJF February 2012 January 2017 SNOW – an ecologycal phenomenon – SMOLENICE 2017

7 TEMPERATURE CHANGES [in WINTER]
Extremely warm WINTERS 2013/ /16 SPRING SUMMER AUTUMN SNOW – an ecologycal phenomenon – SMOLENICE 2017

8 CLIMATE CHANGE SINCE 1951 Air Temperature Trends in Winter
SNOW – an ecologycal phenomenon – SMOLENICE 2017

9 SNOW COVER PROBABILITY
Source: Vojtek, 2010 SNOW – an ecologycal phenomenon – SMOLENICE 2017

10 RESULTS I – SNOW COVER TRENDS
SNOW – an ecologycal phenomenon – SMOLENICE 2017

11 RESULTS I – AIR TEMPERATURE TRENDS / SCENARIOS
KC OR ALTITUDE ALTITUDE HT LT ALTITUDE SNOW – an ecologycal phenomenon – SMOLENICE 2017

12 RESULTS II – PRECIPITATION TRENDS / SCENARIOS
KC OR ALTITUDE ALTITUDE HT LT ALTITUDE SNOW – an ecologycal phenomenon – SMOLENICE 2017

13 RESULTS III – SNOW COVER TRENDS / SCENARIOS
KC OR ALTITUDE ALTITUDE HT LT ALTITUDE SNOW – an ecologycal phenomenon – SMOLENICE 2017

14 RESULTS IV – SNOW COVER SCENARIOS
KC OR ALTITUDE ALTITUDE HT LT ALTITUDE SNOW – an ecologycal phenomenon – SMOLENICE 2017

15 THANK YOU FOR YOUR ATTENTION
JOZEF PECHO MILAN LAPIN PAVEL FAŠKO, PAVEL ŠŤASTNÝ Slovak Hydrometeorological Institute, Bratislava, Slovakia

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