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Large Martian Craters with Central Mounds: Global Distribution and
Introduction: A subset of Martian craters contain interior mounds of sedimentary deposits. ... In the second model, sediments are deposited pref- ... compare our survey results to other datasets, including ... Wind processes could be inferred to affect mound formation if wind directions correlate to the offsets observed in.
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A GLOBAL SURVEY OF CENTRAL MOUNDS IN LARGE MARTIAN
of sedimentary deposits occur across the Martian ... unknown. Since these interior deposits occur globally ... the second model, sediments are deposited preferential- ... central mounds in large craters at a global scale. ... Results: Global Survey: Our survey identified a ... eroded (possibly by wind; [15]) around the edges of the.
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Mars Global Digital Dune Database and initial science results
[1] A new Mars Global Digital Dune Database (MGD3) constructed using Thermal . Emission ... derived from gross dune morphology and represent the prevailing wind direction at the last time of ... tigations and see new aeolian deposits unresolved by previous ... ogy, dune area, dune volume, slipface orientation, and crater.
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Windy Mars: A dynamic planet as seen by the HiRISE camera
to the wind, whereas the shape of dunes is more complex ... S. Geological Survey , Flagstaff, Arizona, USA. 3Lunar and Planetary .... This model is .... interior deposit with a blocky texture in Trouvelot Crater in Arabia Terra ( PSP_003287_1955; 5.4°N, 13.2°W). (d) '' .... Results from Mars Global Surveyor, J. Geophys. Res.
[ Bridges_GRL_2007.pdf - Read/Download File

Standardizing the nomenclature of Martian impact crater ejecta
Nov 25, 2000 ... Abstract. The Mars Crater Morphology Consortium recommends the use of a standardized ... Although originally thought to be the result of wind erosion on the basis of ... morphometries become available because of the Mars Global ... ejecta and interior structures, and morphometric characteristics. (crater ...
[ Barlow_etal_2000_Standardizing_nomenclature_Martian_impact_crater_ejecta_morphologies.pdf - Read/Download File

Crater population and resurfacing of the Martian north polar layered
Aug 28, 2010 ... [1] Present‐day accumulation in the north polar layered deposits (NPLD) is ... 3Astrogeology Team, U. S. Geological Survey, Flagstaff, Arizona, .... Model results of crater infilling, constrained by the time scales ... scarps that expose its layered interior. .... rims; wind streaks are observed (Figure 1d) as well as.
[ Banks2010p11384J_Geophys_Res-Planet.pdf - Read/Download File

Latitude dependence of Martian pedestal craters - Brown University
planform of pedestal craters; erosion via a predominant wind ... model predicts that thick deposits of snow and ice should ... [3] Here we report on the results of a comprehensive ... survey of all Thermal Emission Imaging System (THEMIS) .... Pit interiors have ..... [14] The global epithermal neutron data acquired by Mars.
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Wind erosion of layered sediments on Mars: The role of terrain
deposits. Coupling between steep slopes and strong winds on Mars ... Mesoscale numerical experiments with idealized crater/canyon topography (§2.4. 2). ... Run landscape evolution model incorporating parameterization of mesoscale results ... (GCMs), which suggests that mesoscale winds (not the regional-to-global.
[ Wind_erosion_proposal_budget_details_removed.pdf - Read/Download File

Grotzinger 1..13 - Science
Oct 9, 2015 ... greater availability of water on a global basis ... strata and to survey the textures associated ... delta and lake deposits ob- served by Curiosity in Gale crater.▫ ... exhumed, probably by wind-driven erosion, creating Aeolis Mons (Mount Sharp). Substantial ... studies of Mars's ancient climate, based on assump-.
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Pamphlet PDF - USGS Publications Repository - U.S. Geological
U.S. Geological Survey .... Shaded-relief view of Mars Global Surveyor (MGS) Mars Orbiter Laser Altimeter (MOLA) digital elevation model (DEM) of the map region (230 m/pixel; also version at ..... Vastitas Borealis interior unit, and (or) that some of the craters .... the growing deposit due to lower winds during lower obliquity.
[ sim3177_pamphlet.pdf - Read/Download File

Pamphlet PDF - USGS Publications Repository - U.S. Geological
include those of the 1:5,000,000-scale global series based ... U.S. GEOLOGICAL SURVEY ... GEOLOGIC MAP OF THE HELLAS REGION OF MARS .... ation of smaller craters on many units in Hellas Planitia ..... of the interior deposits indicates a weak cementing agent ..... with general circulation model results: Journal of.
[ i2694pamphlet.pdf - Read/Download File

Martian perched craters and large ejecta volume: Evidence for
This results in a decreased elevation of the plains relative to the ejecta blankets. ... instrument on board Mars Global Surveyor (MGS) provided a new picture of ...
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Impact craters in the northern hemisphere of Mars: Layered ejecta
Abstract–Mars Global Surveyor (MGS) and Mars Odyssey data are being used to ... The results ... Martian impact craters display a variety of ejecta and .... ejecta and interior morphologies (if present), minor diameter ..... A major problem with the eolian model is ..... variation of wind erosion of crater ejecta deposits on Mars.
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A conceptual model of H2O/CO2 frost sublimation and condensation
Keywords: Mars crater; High albedo event; Frost deposition and sublimation; Water ice ... polar cap regions, especially those associated with high-albedo deposits of ice and ... the result of water frost deposition, not of sublimation. ... H2O/CO2 frosts related to a water ice body exposed in a crater interior, with AM/ PM HAEs.
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HLS 2 Workshop Abstracts - NASA
Oct 24, 2015 ... for future human missions to the surface of Mars ... Wind magnitude in the Valles Marineris might produce engi neering concerns but the ... cial landforms, possible lake deposits, impact craters, ... an (>3.6 Ga), while the interior layered deposits are .... be a result of groundwater discharge which supports.
[ mars-c-abstracts_in_order_of_presentation10242015_0.pdf - Read/Download File

bibliography - Dissertationen Online an der FU Berlin
Bjoernsson, H. (2002): Subglacial lakes and joekulhlaups in Iceland, Global and Planetary ... Surveyor crater densities, geomorphology, and topography, Journal of ... Chapman, M.G. (2007): Mars interior layered deposits and terrestrial sub-ice .... Wind tunnel simulations, Geophysical Research Letters 7, pp. .... Survey Misc.
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Discovery of alunite in Cross crater, Terra Sirenum, Mars: Evidence
S. Geological Survey, Denver, Colorado 80225, U.S.A. ... crater deposits relative to other martian acid sulfate deposits indicates acid waters, high water through-.
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PDF (7.5MB) - Wiley Online Library
ripples, and slip faces of regional dune fields although modeled wind speeds are insufficient to ... activity in Endeavor crater, Meridiani Planum, Mars, J. Geophys. Res., 116 .... layered deposits and is Noachian in age [Wray et al., 2009;. Arvidson et ..... model is a regional (versus global) three‐dimensional, non- hydrostatic ...
[ 11Chojancki_etal_JGR11_Endeavor-dunes.pdf - Read/Download File

Gully formation on Mars - LMD
Mar 11, 2010 ... Gully formation on Mars: Two recent phases of formation suggested by ... Global surveys have demon- ... the global spatial distribution of gullies) to model the surface tem- ... Wind blown snow can be seen within the channels of the gullies. ... by the preferential removal of the crater fill along the interior walls.
[ 2010Icar..208..658M.pdf - Read/Download File

Shifting sands on Mars: insights from tropical - WordPress.com
1 US Geological Survey, Flagstaff, AZ, USA. 2 Northern ... Martian years. Initial results of this survey show sand movement ... digital elevation model constrains the volumetric changes in the ... all intra-crater dune deposits in the Arabia Terra/ Meridiani ... Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) visible.
[ geissler3.pdf - Read/Download File

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