Mixing ratio and carbon isotopic composition investigation of atmospheric CO2 in Beijing, China

Jiaping Pang, IGSNRR Institute of Geographic Sciences and Natural Resources Research, CAS, Beijing, China, Xuefa Wen, Key Laboratory of Ecosystem Network Observation and Modeling, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, China and Xiaomin Sun, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Key Laboratory of Ecosystem Network Observation and Modeling, Beijing, China
Scientific Team Name: Key Laboratory of Ecosystem Network Observation and Modeling, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing