A great number of geologic records has shown that the climatic environment in Xinjiang in the Holocene was mainly characterized by warm-dry,although alternated with sub-fluctuations,several important boundaries of env...A great number of geologic records has shown that the climatic environment in Xinjiang in the Holocene was mainly characterized by warm-dry,although alternated with sub-fluctuations,several important boundaries of environmental changes can also be determined as follows:12,000 a B. P., 9000 a B.P.,3000 a B. P.,1500 a B.P.and 400 a B.P.Since the Holocene,Xinjiang has undergone the influence of two kinds of environmental development patterns (the westerly type and the monsoon type),so the hydro-thermal disposal here was much more complicated. Generally speaking,the neoglacials of Xinjiang are characteristics of cold (cool)-humid and in the Climatic Optimal, it is dominated by warm-humid conditions in spite of being intercalated several sub-fluctuations of warm-dry intervals.展开更多
文摘A great number of geologic records has shown that the climatic environment in Xinjiang in the Holocene was mainly characterized by warm-dry,although alternated with sub-fluctuations,several important boundaries of environmental changes can also be determined as follows:12,000 a B. P., 9000 a B.P.,3000 a B. P.,1500 a B.P.and 400 a B.P.Since the Holocene,Xinjiang has undergone the influence of two kinds of environmental development patterns (the westerly type and the monsoon type),so the hydro-thermal disposal here was much more complicated. Generally speaking,the neoglacials of Xinjiang are characteristics of cold (cool)-humid and in the Climatic Optimal, it is dominated by warm-humid conditions in spite of being intercalated several sub-fluctuations of warm-dry intervals.