This work was supported by the project of"Research on the Supporting Technology of Atmospheric Environment for the Sustainable Urban Planning"from China Rural Technology Development Center,Beijing Natural Science Foundation(No.8051002);National Natural Science Foundation of China(No.40505002).
A case study was performed in Beijing in 2000 to observe concentrations of SO2 and NOx in the atmosphere and to evaluate their radiative impact. It was found that the concentrations of these gases are usually high in ...