In-situ resource utilization

The use of local resources is called in-situ resource utilization or ISRU. This concept is critical to the survival of an autonomous or semi-autonomous settlement.

Gathering

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Atmospheric Processing

Main article: Atmospheric processing

Many of the elements and molecules in the atmosphere can be utilized.

Mining

Main article: Mining

Minerals in the crust of Mars must be mined and processed to be useful.

Utilization

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Hydrocarbon Synthesis

Main article: Hydrocarbon synthesis

Hydrocarbons can be manufactured by combining hydrogen and carbon through a variety of reactions.

Silicone Synthesis

Main article: Silicone synthesis