evidence of water on mars
TRANSCRIPT
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Historical background of Mars. Evidences of water existence on the surface of
Mars:(1) - Water vapour . - Mars atmosphere. - Over the polar cap. - Over the four big volcanoes.(2) - Water-ice. - Polar ice cap. - Glaciers. - Frozen Lake in Crater. - Water- ice cloud.(3)- The Flowing the water on Mars surface.
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Mars
Planets Distance from the sun (AU)
Period of revolution
Period of rotation
Earth 1 365 days 24 hours
Mars 1.52 687 days 25 hours
Table 1: the difference between the Earth and Mars .
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North pole
South pole
Craters
Olympus volcano
Valley
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1965,1976,2004 and 2008
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http://web.ics.purdue.edu/~nowack/geos105/lect14-dir/lecture14.htm
about (27°C) at morning to about (-73°C) at midnight.
humidity on Mars is very high.
The pressure cause flow the water (Heldmann et al.,2009).
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H2O column density at high northern latitudes for Ls = 93–100.
The maximum column density is 70 pr-um.H2O column density at high northern latitudes for
Ls = 111–115. The maximum column density is 70 pr-um.
H2O column density at high northern latitudes for
Ls ¼ 116–120. The maximum column density is 70 pr-um.
H2O column density at high northern latitudes for
Ls ¼ 101–105. The maximum column density is 70 pr-um.
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Olympus
Pavonis Mons
Arsia Mons
Ascraeus Mons
Water vapour
Olympus
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North Pole
South Pole
Right Left North Pole
South Pole
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Three craters in the eastern Hellas
region
Deuteronilus Mensae
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July,2005. Water ice
not dry ice (Co2).
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Mars Color Imager (MARCI). Whiteway et al (2009).
At morning At night At morning At night
Cloud on the surface of Mars
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1999-2005
2001-2005
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Malin, M, Calvin, W, Cantor, B, Clancy, R, Haberle, R, James, P, Thomas, P, Wolff, M, Bell, J & W.Lee, S 2008, ‘Climate, weather, and north polar observations from the Mars Reconnaissance Orbiter Mars Color Imager’, Icarus, vol.194, no. , pp501-512, accessed in 20-01-2011.
The Jackson School of Geosciences, 2008, Glaciers on Mars: Scientists Discover Concealed Glaciers on Mars at Mid-Latitudes, The University of Texas at Austin, accessed in 24-01-2011, http://geology.com/research/glaciers-on-mars.shtml
Seiff, A. and Kirk, D. (1977). "Structure of the atmosphere of Mars in summer at mid-latitudes" (abstract only). Journal of Geophysical Research, 82(28):4364–4378.
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http://web.ics.purdue.edu/~nowack/geos105/lect14-dir/lecture14.htm
http://www.psrd.hawaii.edu/Aug06/cataclysmDynamics.html http://www.nature.com/nature/journal/v436/n7047/pdf/nature03640.
http://www.nasa.gov/mission_pages/mars/news/mgs-20061206.html
http://www.windows2universe.org/mars/places/mars_poles_image_gallery.html
http://geology.com/research/glaciers-on-mars.shtml http://www.astro.virginia.edu/class/oconnell/astr121/
marsImages.html http://themis.mars.asu.edu/feature/15 http://themis.mars.asu.edu/discoveries http://www.sciencemag.org/content/306/5702/1689.full