Central forest-grasslands transition

草原 大草原 温带草原、稀树草原和疏灌丛 美国国家森林列表 国家荒野保护体系 National Grasslands Interpretive Master Plan. U.S. Forest Service. 2013-09 [2020-07-23]. （原始内容存档 (PDF)于2013-02-21）

Peninsula; 2 South Orkney Islands; 3 North-west Antarctic Peninsula; 4 Central south Antarctic Peninsula; 5 Enderby Land; 6 Dronning Maud Land; 7 East

Grau, H. Ricardo; Van Holt, Tracy; Schneider, Laura. Whither the forest transition? Climate change, policy responses, and redistributed forests in the

1038/nature04692. hdl:11250/174278 .  Retallack, Gregory J. Cenozoic Expansion of Grasslands and Climatic Cooling. The Journal of Geology. 2001, 109 (4): 407–26. Bibcode:2001JG