support by the National Natural Science Foundation of China (Nos. 40721061, 40871098, 41023006, and 41072258);the National Basic Research Program of China (No. 2010CB833405);the Open Foundation of State Key Laboratory Loess and Quaternary Geology, Institute of Earth Environment, CAS (No. SKLLQG1219)
To investigate climate evolution during the Miocene, especially during the Middle Mio- cene climate transition on the northeastern Tibetan Plateau, stable oxygen and carbon isotopes of car- bonates from a 288-m-thick ...