Geographia Polonica (2000) vol. 73, iss. 2

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Changes in the intensity and frequency of occurrence of droughts in Poland (1891-1995)

Przemysław Mager, Maria Kuźnicka, Małgorzata Kępińska--Kasprzak, Ryszard Farat

Geographia Polonica (2000) vol. 73, iss. 2, pp. 41-48

Abstract

Research by the Poznań Branch of the Institute of Meteorology and Water Man-agement (IMGW) sought to analyse the phenomenon of the occurrence of droughts. The identifi-cation and characterisation of dry spells was performed on the basis of a unified methodology taking into consideration atmospheric conditions, and the situation regarding surface and under-ground waters. Attention was paid to changes in the intensity and frequency of occurrence of this phenomenon in Poland. The general trend to the changes, was ascertained and a cyclical character or fluctuations to the phenomenon in the course of the analysed period sought.

Keywords: atmospheric drought, hydrological drought, intensity, frequency, changes, Poland

Przemysław Mager, Institute of Meteorology and Water Management, Poznań Branch Dąbrowskiego 174/176, 60-594 Poznań, Poland
Maria Kuźnicka, Institute of Meteorology and Water Management, Poznań Branch Dąbrowskiego 174/176, 60-594 Poznań, Poland
Małgorzata Kępińska--Kasprzak, Institute of Meteorology and Water Management, Poznań Branch Dąbrowskiego 174/176, 60-594 Poznań, Poland
Ryszard Farat, Institute of Meteorology and Water Management, Poznań Branch Dąbrowskiego 174/176, 60-594 Poznań, Poland