The Mars obsession: Are two planets better than one to ensure human survival? - Resilience

Those who offer Mars as part of a "two-planet solution" for the long-term survival of the human race are only distracting us from facing our very real problems on Earth.

One of the rationales suggested for going to Mars is that given all the vagaries of the universe, human culture would have a better chance of surviving far into the future if humans settled on two (o… [+8204 chars]

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