It is often stated that Mars and Earth had similar environmental conditions early in their history and that life might therefore have originated on Mars as well as on Earth. However, the atmospheric conditions required to produce and sustain a warm, wet climate on early Mars remain uncertain. State-of-the-art greenhouse models predict global mean surface temperatures early in Mars' history that differ little from today's, unless special conditions are invoked. The greatest difficulty the models have is coping with a faint early Sun.
机构:
CALTECH, Jet Prop Lab, 4800 Oak Grove Dr,M-S 183-601, Pasadena, CA 91109 USACALTECH, Jet Prop Lab, 4800 Oak Grove Dr,M-S 183-601, Pasadena, CA 91109 USA
Mischna, Michael A.
Piqueux, Sylvain
论文数: 0引用数: 0
h-index: 0
机构:
CALTECH, Jet Prop Lab, 4800 Oak Grove Dr,M-S 183-601, Pasadena, CA 91109 USACALTECH, Jet Prop Lab, 4800 Oak Grove Dr,M-S 183-601, Pasadena, CA 91109 USA
机构:
Univ Colorado, Atmospher & Space Phys Lab, Boulder, CO 80309 USAUniv Colorado, Atmospher & Space Phys Lab, Boulder, CO 80309 USA
Tian, Feng
Claire, Mark W.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Washington, Virtual Planetary Lab, Seattle, WA 98195 USA
Univ Washington, Astrobiol Program, Seattle, WA 98195 USAUniv Colorado, Atmospher & Space Phys Lab, Boulder, CO 80309 USA
Claire, Mark W.
Haqq-Misra, Jacob D.
论文数: 0引用数: 0
h-index: 0
机构:
Penn State Univ, Dept Meteorol, University Pk, PA 16802 USAUniv Colorado, Atmospher & Space Phys Lab, Boulder, CO 80309 USA
Haqq-Misra, Jacob D.
Smith, Megan
论文数: 0引用数: 0
h-index: 0
机构:
Penn State Univ, Dept Meteorol, University Pk, PA 16802 USAUniv Colorado, Atmospher & Space Phys Lab, Boulder, CO 80309 USA
Smith, Megan
Crisp, David C.
论文数: 0引用数: 0
h-index: 0
机构:
CALTECH, Jet Prop Lab, NASA, Pasadena, CA USAUniv Colorado, Atmospher & Space Phys Lab, Boulder, CO 80309 USA
Crisp, David C.
Catling, David
论文数: 0引用数: 0
h-index: 0
机构:
Univ Washington, Dept Earth & Space Sci, Seattle, WA 98195 USAUniv Colorado, Atmospher & Space Phys Lab, Boulder, CO 80309 USA
Catling, David
Zahnle, Kevin
论文数: 0引用数: 0
h-index: 0
机构:
NASA, Ames Res Ctr, Div Space Sci, Moffett Field, CA 94035 USAUniv Colorado, Atmospher & Space Phys Lab, Boulder, CO 80309 USA
Zahnle, Kevin
Kasting, James F.
论文数: 0引用数: 0
h-index: 0
机构:
Penn State Univ, Dept Geosci, University Pk, PA 16802 USAUniv Colorado, Atmospher & Space Phys Lab, Boulder, CO 80309 USA