Open AccessScientists Find the Point of No Return for Antarctic Ice Cap
Author(s) -
JoAnna Wendel
Publication year - 2016
Publication title -
eos
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.316
H-Index - 86
eISSN - 2324-9250
pISSN - 0096-3941
DOI - 10.1029/2016eo047929
Subject(s) - fell , ice caps , glacial period , debris , ice core , sediment core , carbon dioxide , turning point , oceanography , cover (algebra) , sediment , physical geography , geology , antarctic sea ice , sea ice , environmental science , cryosphere , atmospheric sciences , glacier , geomorphology , geography , paleontology , engineering , ecology , physics , biology , mechanical engineering , acoustics , period (music)
Varying amounts of glacial debris in a core of ancient sediment show the ice cover grew and shrank until airborne carbon dioxide levels fell below 600 parts per million, spurring steady growth.