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List of works by Stephen M. Clifford

6th international conference on Mars polar science and exploration: Conference summary and five top questions

scholarly article

A Noachian Mars Ocean Greater than 50% of Planet's Surface Area?

conference paper published in 2020

A Proposal for an Integrated Geophysical Strategy to "Follow the Water" on Mars

conference paper published in 2001

A cold hydrological system in Gale crater, Mars

scientific article published in April 2014

A model for the hydrologic and climatic behavior of water on Mars

scientific article published in 1993

Absorption and scattering in ground-penetrating radar: Analysis of the Bishop Tuff

scholarly article

An Automated, Low Mass, Low Power Drill for Acquiring Subsurface Samples of Ground Ice for Astrobiology Studies on Earth and on Mars

conference paper published in 2003

An Estimate of the Global Thickness of Impact Melt on Mars

conference paper published in 1991

Argyre Planitia and the Mars Global Hydrologic Cycle

conference paper published in 2000

Bistatic sounding of the deep subsurface with a Ground Penetrating Radar – Experimental validation

journal article

CO2 gas fluidization in the initiation and formation of Martian polar gullies

scholarly article

COMETARY SCIENCE. Properties of the 67P/Churyumov-Gerasimenko interior revealed by CONSERT radar

scientific article published on July 2015

Comment on the Letter “On the influx of small comets into the Earth's upper atmosphere, II. Interpretation”

scholarly article

Concentric Crater Fill on Mars - an Aeolian Alternative to Ice-Rich Mass Wasting

book section published in 1989

Concepts and Approaches for Mars Exploration: Report of a Workshop at LPI

conference report

Concepts and approaches to in situ luminescence dating of Martian sediments

scientific article published on August 2003

Correction to “Ground-penetrating radar sounding in mafic lava flows: Assessing attenuation and scattering losses in Mars-analog volcanic terrains”

scholarly article

Crustal Sources of Atmospheric Methane on Mars: The Association with Ground Ice and the Potential Role of Local Thermal Anomalies

conference paper published in 2005

Depth of the Martian cryosphere: Revised estimates and implications for the existence and detection of subpermafrost groundwater

scholarly article

Design of a Ground-penetrating Radar for Mars: Simulations and Experiments

conference paper published in 2001

Dielectric map of the Martian northern hemisphere and the nature of plain filling materials

article by Jérémie Mouginot et al published January 2012 in Geophysical Research Letters

Dynamic Mars: recent and current landscape evolution of the red planet

book

Electromagnetic Investigations of a Deep Water Table in the West Egyptian Desert: Lithologic and Geothermal Vapor Effects on Crustal Resistivity and GPR Performance, with Potential Implications for Mars

conference paper published in 2007

Evidence for the Widespread Occurence of Massive Ground Ice in the Northern Plains of Mars: A Potential Relic of a Former Ocean?

conference paper published in 2013

Evidence for the abundance of water on Mars now and in the past

magazine article

Evidence of Buried Basins in the Northern Lowlands of Mars from the MARSIS Radar Sounder

conference paper published in 2006

Exploring Bulk Compositions of Large Equatorial Basins Fills on Mars Using MARSIS and SHARAD Data

conference paper published in 2010

Exploring Martian Impact Craters: What They Can Reveal About the Subsurface and Why They are Important in the Search for Life

conference paper published in 2010

Exploring Martian Impact Craters: Why They are Important for the Search for Life

conference paper published in 2010

Exploring the Martian subsurface of Athabasca using MARSIS radar data: Testing the volcanic and fluvial hypotheses for the origin of the morphology

scholarly article published 2009

Fractal analysis of drainage basins on Mars

scientific article published in April 2002

From Global Reconnaissance to Sample Return: A Proposal for a Post-2009 Strategy to Follow the Water on Mars

conference paper published in 2003

Gale Crater: Formation and post-impact hydrous environments

scholarly article

Geomorphologic Evidence for the Presence of Massive Ground Ice in the Northern Plains of Mars

conference paper published in 2014

Ground-penetrating radar sounding in mafic lava flows: Assessing attenuation and scattering losses in Mars-analog volcanic terrains

scholarly article

How Well Does the Present Surface Inventory of Water on Mars Constrain the Past?

conference paper published in 2016

Hydrocarbon System Analysis for Methane Hydrate Exploration on Mars

scholarly article published 2013

ICE IN THE MARTIAN REGOLITH

Ice-covered water volcanism on Ganymede

article published in 1987

Initiation of Martian outflow channels: Related to the dissociation of gas hydrate?

scientific article published in May 2001

Introduction to special section: early Mars

scientific article published on December 1998

Introduction to the 4th Mars Polar Science and Exploration Conference special issue: Five top questions in Mars polar science

article

Introduction to the Early Mars III Special Section and Key Questions from the Third International Conference on Early Mars

scientific article published in August 2014

Introduction to the fifth Mars Polar Science special issue: Key questions, needed observations, and recommended investigations

scientific article published in August 2013

Is Mars Water-rich? Optimal Landing Site Locations for the Geophysical Detection of Subpermafrost Groundwater

conference paper published in 1996

Is a Resource-Mars a Stepping-Stone to Human Exploration of the Solar System?

white paper published in 2009

Key science questions from the second conference on early Mars: geologic, hydrologic, and climatic evolution and the implications for life

scientific article published on December 2005

Low-frequency radar sounding investigations of the North Amargosa Desert, Nevada: A potential analog of conductive subsurface environments on Mars

scholarly article

MARSIS Subsurface Radar Sounding of the Medusae Fossae Formation, Mars

conference paper published in 2007

MARSIS Subsurface Sounding Observations of the South Polar Layered Deposits of Mars

conference paper published in 2006

MARSIS Subsurface Sounding Observations of the South Polar Region of Mars

conference paper published in 2006

MARSIS radar sounder evidence of buried basins in the northern lowlands of Mars.

scientific article

MARSIS radar sounder observations in the vicinity of Ma'adim Vallis, Mars

article

MARSIS subsurface radar investigations of the South Polar reentrant Chasma Australe

scholarly article

Mapping Shallow Subsurface Structural Elements in Mafic Pyroclastics Using Polarimetric and Multiple Frequencies Ground Penetrating Radar: Implications for Mars Subsurface Mapping

conference paper published in 2007

Mapping Subsurface Stratigraphy and Anamolies in Iron-rich Volcanoclastics Using Ground-penetrating Radar: Potential for Shallow Sounding on Mars

conference paper published in 2005

Mars Analog Investigations of the West Egyptian Desert Utilizing Multifrequency GPR and Other Electromagnetic Sounding Techniques

conference paper published in 2006

Mars Methane: An In-Situ Resource in Support of Human Exploration

conference paper published in 2012

Mars Mission Concepts: SAR and Solar Electric Propulsion

conference paper published in 2012

Mars: Ground Ice Replenishment from a Subpermafrost Groundwater System

conference paper published in 1981

Mars: Polar Cap Basal Melting as a Recharge Mechanism for a Global Groundwater System

conference paper published in 1980

Mars: The Effect of Stratigraphic Variations in Regolith Diffusive Properties on the Evolution and Vertical Distribution of Equatorial Ground Ice

conference paper published in 1998

Mars: The Initial Emplacement of Ground Ice in Response to the Thermal Evolution of Its Early Crust

conference paper published in 1993

Mars: The Response of an Ice-rich Crust to Burial by a Volatile-poor Mantle

conference paper published in 1995

Martian CH(4): sources, flux, and detection.

scientific article published on April 2006

Martian geomorphology from fractal analysis of drainage networks

scholarly article

Measuring geologic time on Mars

scientific article published on 7 November 2000

Methane Hydrate Exploration on Mars: A Test Bed for Development of Strategies for Planetary Exploration

conference paper published in 2003

Methane and Carbon Dioxide Hydrates on Mars: Are There Sufficient Natural Resources on Mars to Sustain Human Habitation?

conference paper published in 2001

Modeling tsunami propagation and the emplacement of thumbprint terrain in an early Mars ocean

scholarly article by Francois Costard et al published March 2017 in Journal of geophysical research. Planets

Modelling Investigation of Tsunamis on Mars

conference paper published in 2017

NASA Mars Project: Evolution of climate and atmosphere

scientific article published in 1988

Next Steps in Mars Polar Science: In Situ Subsurface Exploration of the North Polar Layered Deposits

conference paper published in 2012

On the Determination of Local Sites for Shallow Ground Water Prospection Using Low Frequency Sounding Radars on Mars

conference paper published in 2003

Planetary science: 1983–1986

journal article

Polar Basal Melting at Low Obliquity on a Cold Early Mars and Its Potential Implications for the Recharge of a Northern Ocean

conference paper published in 2021

Polar basal melting on Mars

scholarly article by Stephen M. Clifford published 1987 in Journal of Geophysical Research

Pre- and Post-Periglacial Periglaciation in Utopia Planitia, Mars

conference paper published in 2017

Puncturing Mars: How impact craters interact with the Martian cryosphere

scholarly article by Susanne P. Schwenzer et al published June 2012 in Earth and Planetary Science Letters

Quantitative Assessments of the Martian Hydrosphere

article

Radar investigations of planetary and terrestrial environments

scholarly article

Radar properties of comets: Parametric dielectric modeling of Comet 67P/Churyumov–Gerasimenko

scientific article

Radar sounding of temperate permafrost in Alaska: Analogy to the Martian midlatitude to high-latitude ice-rich terrains

scholarly article

Radar sounding of the Medusae Fossae Formation Mars: equatorial ice or dry, low-density deposits?

scientific article

Radar soundings of the subsurface of Mars

scientific article

Report of the COSPAR Mars Special Regions Colloquium

journal article

Results from the First Field Tests of the WISDOM GPR (2018 ExoMars Mission)

conference paper published in 2011

Scientific Results of the NASA-Sponsored Study Project on Mars: Evolution of its Climate and Atmosphere

book published in 1988

Simulation and design of ground-penetrating radar for Mars exploration

scientific article

Site Selection for the First Sustainable Mars Base

conference paper published in 2015

Softened Terrain on Mars: The Ground Ice Interpretation Reconsidered

conference paper published in 1988

Solar-System-Wide Significance of Mars Polar Science

scientific article

Sounding the subsurface of Athabasca Valles using MARSIS radar data: Exploring the volcanic and fluvial hypotheses for the origin of the rafted plate terrain

scholarly article

Splosh Craters: Evidence for the Replenishment of Ground Ice in the Equatorial Region of Mars

conference paper published in 1982

Strategy for Selection of Mars Geophysical Analogue Sites

conference paper published in 2005

Subsurface radar sounding of the south polar layered deposits of Mars

scientific article

Terrestrial analogs to Mars: The NRC community decadal report

scholarly article by Tom G. Farr published January 2004 in Planetary and Space Science

The 1999 Marsokhod rover mission simulation at Silver Lake, California: Mission overview, data sets, and summary of results

scientific article published in April 2001

The 6th International Conference on Mars Polar Science and Exploration: State of Knowledge and Top Five Questions

conference paper published in 2017

The Early Climate of Mars: Warm, Cold or Forever Unknowable? Ambiguities Resulting from Impact Seismicity and Hydrothermal Activity

conference paper published in 2004

The Eastern Outlet of Valles Marineris: A Window into the Ancient Geologic and Hydrologic Evolution of Mars

conference paper published in 2015

The Evolution and Fate of Groundwater on Mars: The Influence of Modeling Assumptions and Consistency of Predictions with Observational Constraints

conference paper published in 2010

The Evolution of the Martian Hydrosphere: Implications for the Fate of a Primordial Ocean and the Current State of the Northern Plains

scientific article

The Hydrology of Mars Including a Potential Cryosphere

scientific article

The Influence of Climate, H2O Inventory, and Glacial Flow, on the Polar Recharge of a Late Noachian/Early Hesperian Subpermafrost Aquifer on Mars

conference paper published in 2020

The Limits of Theoretical Modeling and Geomorphic Interpretation in Assessing the Present Distribution of Subsurface H2O on Mars

conference paper published in 2003

The Mars Advanced Radar and LIDAR Orbiter (MARLO) for High-Resolution Investigations of Global Topography, Surface Roughness, Subsurface Volatiles, Stratigraphy and Structure Within the Shallow- and Deep-Subsurface

conference paper published in 2012

The Mars Thermal Model (marstherm): a FORTRAN 77 Finite-Difference Program Designed for General Distribution

conference paper published in 1986

The Occurrence and Depth of Subpermafrost Groundwater on Present-Day Mars: Implications of Revised Estimates of Crustal Heat Flow, Thermal Conductivity, and Freezing-Point Depression

conference paper published in 2009

The Red Planet, a Survey of Mars

slide set published in 1997

The Role of the Geothermal Gradient in the Emplacement and Replenishment of Ground Ice on Mars

conference paper published in 1993

The Stability of Ground Ice in the Equatorial Region of Mars

conference paper published in 1982

The Thermodynamic Case for a Water-Rich Mars

conference paper published in 1993

The WISDOM Radar: Unveiling the Subsurface Beneath the ExoMars Rover and Identifying the Best Locations for Drilling.

scientific article published in July 2017

The iceball next door

article

The importance of (Noachian) impact craters as windows to the subsurface and as potential hosts of life

white paper published in 2009

The role of thermal vapor diffusion in the subsurface hydrologic evolution of Mars

scientific article published in November 1991

The state and future of Mars polar science and exploration

scientific article

The state, potential distribution, and biological implications of methane in the Martian crust

scientific article published in February 2000

Third Mars polar science special issue: Key questions, needed observations, and recommended investigations

scientific article published in April 2005

WISDOM GPR Designed for Shallow and High-Resolution Sounding of the Martian Subsurface

article by Valérie Ciarletti et al published 7 February 2011 in Proceedings of the IEEE

WISDOM a GPR for the ExoMars Rover Mission

conference paper published in 2012