A variational technique (VT) is applied to estimate surface sensible and latent heat fluxes based on observations of air temperature, wind speed, and humidity,
Adopting the Easterling-Peterson (EP) techniques and considering the reality of Chinese meteorolog-ical observations, this paper designed several tests and test
HALOE data from 1992 to 2003 are used to analyze the interannual variation of the HCl volume mixing ratio and its quasi-biennial oscillation (QBO) in the strato