Effect of Urbanization and Observation Environment Change on Wind Speed Trend in Hebei Province,China
河北城市化和观测环境改变对地面风速观测资料序列的影响

Applying a data set of annual mean surface wind speed from 143 stations for 1975_2004 period and census data Hebei Province in 1990 and 2000,the effects of urbanization and observational environment change on long-term wind speed trends in Hebei Province are analyzed,Based on the records of population growth,the station relocation,change of instrumental height,microscopic environmental variation near observational stations,the stations are classified to 4 groups,and a comparative analysis is made to identif...