title: Total duration of cases of ice deposits of categories of Natural meteorological phenomena (spontaneous) on the territory of Ukraine in the month of the cold period of the year during 1991–2016
abstract: The article describes the nature of the distribution of cases of black ice in the category of SHP (spontaneous) in Ukraine during the periods of 1991–2000, 2001-2010 and 2011–2016. The total duration of such events in individual gradations has been determined and their recurrence has been outlined. Also, it was installed on the territory and which stations have the greatest duration of such deferred. It was found that during the investigated periods for the most part, the deposits of spontaneous
journal: Physical Geography and Geomorphology