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VerticalDistribution Characteristic ofW inter Atmospheric Stability over theH interland ofTaklimakan Desert 
LIU  Jiang, HE  Qing, YANG Xin-Hua, AI Li-·Mai-Mai-Chi-Meng, LI Zhen-Jie
J4    2009, 27 (4): 308-313.  
Abstract1817)      PDF(pc) (866KB)(2518)       Save

Based on the sounding date from captive boatover the hinterland ofTaklimakanDesert inwinterof2008, the atmosphere stability therewas studied elementarily using three differencemethodswhich areTemperature differencemethod,Temperature differenceW ind speedmethod andRichardson numbermethod. Results showed: (1)The diurnal change of the atmosphere stabilitywas obvious in Tazhong, atnight the state of the atmosphere changed from stability to neutral then instabilitywith the height increase, and the surface layerwas instable due to the impactof the solar radiation in daytime; (2)The atmosphere stability has significantly stratificationwith the height increase, the stable and the instable layer appeared alternately; (3)The results calculated by the above threemethodswere different, which reflected that the atmosphere stabilitywas influenced by temperature,wind and turbulence.

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Prelim inary Summary on Sand - dust Storm Research in Recen tYears in Ch ina
ZHANG Rui-Jun, HE  Qing, KONG  Dan, YANG Xin-Hua
J4    2007, 25 (3): 88-94.  
Abstract1624)      PDF(pc) (172KB)(2279)       Save

This article summarized domestic scholars’research results on sand - dust storm in recent years from its origin, characteristics, transportation, influence and p revention countermeasures. Some p roposal is put forward for sand storm research in the future.

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