Open AccessEvaluating solutions to the faint young Sun problem
Author(s) -
Balcerak Ernie
Publication year - 2013
Publication title -
eos, transactions american geophysical union
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.316
H-Index - 86
eISSN - 2324-9250
pISSN - 0096-3941
DOI - 10.1002/2013eo440017
Subject(s) - archean , sunlight , astrobiology , billion years , earth (classical element) , earth science , early earth , history , geology , geography , astronomy , physics , paleontology , galaxy
During the Archean eon, between about 3.8 billion years ago and 2.5 billion years ago, the Sun was about 20%–25% fainter than it is today. With less sunlight to warm the Earth, the oceans should have been frozen over, but geological evidence suggests that this was not the case.
Accelerating Research
Robert Robinson Avenue,
Oxford Science Park, Oxford
OX4 4GP, United Kingdom
Address
John Eccles HouseRobert Robinson Avenue,
Oxford Science Park, Oxford
OX4 4GP, United Kingdom