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The frequency of extreme meteorological and climatic phenomena in Bulgaria has increased in recent years. Especially since the mid-1990s, a series of disaster meteorological situations have caused serious material damages and human casualties in many regions of Bulgaria. Annual precipitation amounts have increased during the last 10-15 years, mainly due to the contribution of heavy rainfall events. The main objective of present study is seasonal analysis and synoptic classification of extreme precipitation events ...

Spatial distribution and temporal variations of snow cover and snow precipitations carry important information about available water resources, snow load estimations, the plant vegetation period, habitat change and etc., which is crucial for many environmental, ecological, hydrological and technical issues. This study is focused on the tendencies in the regime of the snowfalls and the snow cover in Strandzha region during the period 1961-2017. The monthly values about number of days with snow cover and snow precip...