Faint Young Sun - No Paradox
Friday, April 2, 2010 - 16:56
in Astronomy & Space
Faint Young Sun - No Paradox The faint young sun paradox is no paradox, according to a recent paper in Nature. The faint young sun paradox is that the earth didn't freeze over when the sun was weaker at the time when the oceans formed. Earth's climate has been fairly constant during the approx. 4.6 billion years of earth's existence, despite the fact that radiation from the Sun is believed to have increased by 25-30 percent over that time. Professor Minik Rosing, from the Natural History Museum of Denmark, and Christian Bjerrum, from the Department of Geography and Geology at University of Copenhagen, together with American colleagues from Stanford University in California claim that there is no paradox. read more