The Martian paleoclimate and enhanced atmospheric carbon dioxide

Cess, R.D. ; Ramanathan, V. ; Owen, T.

Amsterdam : Elsevier
ISSN:
0019-1035
Source:
Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
Topics:
Physics
Type of Medium:
Electronic Resource
URL:
_version_ 1798290857591308289
autor Cess, R.D.
Ramanathan, V.
Owen, T.
autorsonst Cess, R.D.
Ramanathan, V.
Owen, T.
book_url http://linkinghub.elsevier.com/retrieve/pii/0019-1035(80)90169-4
datenlieferant nat_lic_papers
fussnote Current evidence indicates that the Martian surface is abundant with water presently in the form of ice, while the atmosphere was at one time more massive with a past surface pressure of as much as 1 atm of CO"2. In an attempt to understand the Martian paleoclimate, we have modeled a past CO"2H"2O greenhouse and find global temperatures which are consistent with an earlier presence of liquid surface water, a finding which agrees with the extensive evidence for past fluvial erosion. An important aspect of the CO"2H"2O greenhouse model is the detailed inclusion of CO"2 hot bands. For a surface pressure of 1 atm of CO"2, the present greenhouse model predicts a global mean surface temperature of 294^oK, but if the hot bands are excluded, a surface temperature of only 250^oK is achieved.
hauptsatz hsatz_simple
identnr NLZ180400061
issn 0019-1035
journal_name Icarus
materialart 1
package_name Elsevier
publikationsort Amsterdam
publisher Elsevier
reference 41 (1980), S. 159-165
search_space articles
shingle_author_1 Cess, R.D.
Ramanathan, V.
Owen, T.
shingle_author_2 Cess, R.D.
Ramanathan, V.
Owen, T.
shingle_author_3 Cess, R.D.
Ramanathan, V.
Owen, T.
shingle_author_4 Cess, R.D.
Ramanathan, V.
Owen, T.
shingle_catch_all_1 Cess, R.D.
Ramanathan, V.
Owen, T.
The Martian paleoclimate and enhanced atmospheric carbon dioxide
0019-1035
00191035
Elsevier
shingle_catch_all_2 Cess, R.D.
Ramanathan, V.
Owen, T.
The Martian paleoclimate and enhanced atmospheric carbon dioxide
0019-1035
00191035
Elsevier
shingle_catch_all_3 Cess, R.D.
Ramanathan, V.
Owen, T.
The Martian paleoclimate and enhanced atmospheric carbon dioxide
0019-1035
00191035
Elsevier
shingle_catch_all_4 Cess, R.D.
Ramanathan, V.
Owen, T.
The Martian paleoclimate and enhanced atmospheric carbon dioxide
0019-1035
00191035
Elsevier
shingle_title_1 The Martian paleoclimate and enhanced atmospheric carbon dioxide
shingle_title_2 The Martian paleoclimate and enhanced atmospheric carbon dioxide
shingle_title_3 The Martian paleoclimate and enhanced atmospheric carbon dioxide
shingle_title_4 The Martian paleoclimate and enhanced atmospheric carbon dioxide
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source_archive Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
timestamp 2024-05-06T08:23:23.520Z
titel The Martian paleoclimate and enhanced atmospheric carbon dioxide
titel_suche The Martian paleoclimate and enhanced atmospheric carbon dioxide
Current evidence indicates that the Martian surface is abundant with water presently in the form of ice, while the atmosphere was at one time more massive with a past surface pressure of as much as 1 atm of CO"2. In an attempt to understand the Martian paleoclimate, we have modeled a past CO"2H"2O greenhouse and find global temperatures which are consistent with an earlier presence of liquid surface water, a finding which agrees with the extensive evidence for past fluvial erosion. An important aspect of the CO"2H"2O greenhouse model is the detailed inclusion of CO"2 hot bands. For a surface pressure of 1 atm of CO"2, the present greenhouse model predicts a global mean surface temperature of 294^oK, but if the hot bands are excluded, a surface temperature of only 250^oK is achieved.
topic U
uid nat_lic_papers_NLZ180400061