Centro de Astrobiología (CSIC-INTA)

Tsunami waves extensively resurfaced the shorelines of an early Martian ocean

Published in Scientific Reports

It has been proposed that ~3.4 billion years ago an ocean fed by enormous catastrophic floods covered most of the Martian northern lowlands. However, a persistent problem with this hypothesis is the lack of definitive paleoshoreline features. Here, based on geomorphic and thermal image mapping in the circum-Chryse and northwestern Arabia Terra regi...