ADVANCES IN STUDIES ON RELATIONSHIP AMONG POLLEN, VEGETATION AND CLIMATE
YANG Zhen-Jing1,2, XU Jian-Ming2
1 Laboratory of Quantitative Vegetation Ecology, Institute of Botany, the Chinese Academy of Sciences, Beijing 100093, China; 2 Institute of Hydrologic and Environmental Geology, the Chinese Academy of Geological Sciences, Zhengding, Hebei 050803, China