Analyst Says Musk’s Mars Colony Needs 100 Million People, Not 1 Million
Updated
Updated · Daily Kos · Aug 1
Analyst Says Musk’s Mars Colony Needs 100 Million People, Not 1 Million
3 articles · Updated · Daily Kos · Aug 1
Summary
A critic of Elon Musk’s Mars plan argues a truly self-sufficient colony would need about 100 million people—100 times Musk’s target of 1 million.
Energy is the central obstacle, the analyst says, because Mars may lack practical geothermal power, local uranium supply is unknown, and solar panels would need roughly four times Earth’s area.
Mars’ average temperature of about -80F would also divert large amounts of power to heating, while food production would require heated greenhouses, water extraction and extensive industrial support.
The argument extends beyond farming to mining, smelting, chemicals, transport, power grids and manufacturing, which the analyst says no 1 million-person society could fully provide on its own.
On that basis, the analyst calls Musk’s vision unrealistic at foreseeable technology levels unless Mars can support an Earth-like industrial base at far larger scale.