William R. Halliday
International Union of Speleology, Nashville, TN
Activity
2012
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MARTIAN LAVA TUBE CAVES AND MEGA-CAVES REVISITED
159 Planetary Geology (Posters)Tuesday, 6 November 20129:00 AM - 6:00 PMHall B
2011
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PIT CRATERS AND OPEN VERTICAL VOLCANIC CONDUITS OF EARTH AND MARS
T284 Terrestrial Analogs in Solar System StudiesWednesday, 12 October 20111:30 PM - 5:30 PMRoom L100H-J
2010
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LINEAR AND ARCUATE CAVERNOUS LANDFORMS OF MARS AND EARTH AS HABITATION SITES AND REFUGIA: SOME OPPORTUNITIES AND CONSTRAINTS
276 Planetary Geology: Earth and Mars: Life, Water, and LandscapeWednesday, 3 November 20101:30 PM - 5:30 PMMile High Ballroom Prefunction
2009
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RHEOGENIC CAVES AND CAVERNOUSE STRUCTURES OF KALAUPAPA PENINSULA, MOLOKAI ISLAND, HAWAII, USA: A MARS ANALOG REVISITED
T66 Volcanic Caves: Geological and Microbiological Terrestrial Analogs of Potential Extraterrestrial ConditionsSunday, 18 October 20091:30 PM - 5:30 PMA106
2008
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DIFFERENTIATING LAVA TUBE SKYLIGHTS FROM PIT CRATERS; A STUDY OF THE CAVE-LIKE STRUCTURES ON ARSIA MONS, MARS
1 Igneous/Metamorphic Petrology, and VolcanologyWednesday, 19 March 20088:00 AM - 12:00 PM