Yingying Xu received her MSc and PhD degree in Northeast Institute of Geography and Agroecology, Chinese Academy of Science (CAS), China. She is professor at Jilin Jianzhu University. Her PhD work focused on biogeochemical and circulatory processes of water, nutrients, particular matter (PM) and some contaminants in atmospheric surface layer near to the ground in different ecosystem (farmland, wetland, urban), e.g. dew deposition, aerosol conversion, etc. Her current interest is to study the the role of dew in the surface-atmosphere exchange of water-soluble gases.