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Global climatic changes affect in different ways in regions of the Northern Eurasia. Meteorologic data show increasing annual average temperature for 1-1,5 0С and summer precipitation in XX-th century in the European Russia. During studied warm trend period (1970-2009) the climatic parameters had increased even more: an annual average temperature had increased 1,5-2 0С in the central and southern Non-Chernozem regions. The clear connection between annual average temperature and grain crops productiuvity has been detected with 0,6-0,75 correlation ratio in some regions.