Underground Martian habitat (left) implemented with D2RP&O methods

human Mars: Underground colony

Mining the Martian Surface for in Situ Resources - MIT Technology Roadmapping

Constraints On The Size and Composition Of The Ancient Martian Atmosphere From Coupled CO2-N2-Ar Isotopic Evolution Models - Astrobiology

Robotic production of underground habitats on Mars – Space Settlement Progress

PDF) Design-to-Robotic-Production of Underground Habitats on Mars

Modern Mars has potential to support microbial life deep underground

Mars Direct - Wikipedia

Mars habitat concept could be the safest way for humans to live there

Aboveground biomass density models for NASA's Global Ecosystem Dynamics Investigation (GEDI) lidar mission - ScienceDirect

A lab deep underground could hold the key to habitability on Mars

Underground Martian habitat (left) implemented with D2RP&O methods

Mars habitat concept could be the safest way for humans to live there

SFERO 3D Printed Mars Habitat Concept - 3D Printing Industry

A Prototype Mars Colony Will Be 3-D Printed in the Mojave Desert

Michoud Assembly Facility - Wikipedia