The change of climate is the most significant contemporary challenge that the human met. During 20 century the temperatures on the surface of the Earth have risen with 0.6 C and the nineties turned out to be the hottest decade of the past century. The impact of the changing climatic conditions strongly influences the agricultural farms and the quality of the production. The aim of our research is to determine the change of the basic agricultural indexes - average monthly temperature, temperature sums, beginning, end and continuation of the basic vegetational period of the region of Plovdiv during the first decade of 21 century. We determined a durable tendency in the change of the agro climatical resources under the influences of the global warming of our planet.
Climate changes and agroclimatic resources in Plovdiv region