Research Interests

Image credit: NASA / JPL University of Arizona / Los Alamos National Laboratories

Image credit: NASA / JPL University of Arizona / Los Alamos National Laboratories

Periglacial/Glacial Geomorphology

From mapping Mars to hiking in the coldest and driest deserts on Earth - what can the surface really tell us?

Image Credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA

Image Credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA

Impact Cratering Processes

Molten rock, flying boulders, hot vapor plumes, oh my! What can the aftermath of an impact tell us?

Image credit: NASA’s Goddard Space Flight Center

Image credit: NASA’s Goddard Space Flight Center

Mars Climate

Was early Mars "Warm and Wet" or "Cold and Icy"? Oceans and valleys or glaciers and intermittent melting? How can we find out?


Morphologies of sub-surface ice on Mars
Crater-related Pitted Terrain on Ceres
Glacial Mars

Buried Ice in Antarctica
Trace Element Geochemistry of Spherules
 

Crenulated "Brain Terrain" on Mars