Dryness decreases average growth rate and increases drought sensitivity of Mongolia oak trees in North China

lThe Mongolia oak trees in drier portions grew slower than those in wetter portionslDrought restricted Mongolia oak tree growth in dry regions than in wetter regionslDryness will reduce tree growth rate markedly in the period 2021-2100lDrought suppression will increase in dry regions in the period 2021-2100lMongolian oak forests will likely shift towards wet regions with warmer climate