There are steep scarps facing the poles of both hemispheres that expose thick (up to 100 meters or more) sections of
nearly pure water ice.
This is a valuable resource for future settlers on Mars, if that happens.
ID:
ESP_062853_2355date: 24 December 2019
altitude: 306 km
https://uahirise.org/hipod/ESP_062853_2355
NASA/JPL-Caltech/University of Arizona
#Mars #science #NASA