Re: shrimpy indian women on mars

From: Doug Jones (
Date: Thu Jun 08 2000 - 01:39:55 MDT

Spike Jones wrote:
> > Damien Broderick wrote:
> > But marooned on Mars with the other guys in an all-male crew, maybe I'd
> > eventually get more sentimental about my buds...)
> If you were marooned on Mars, most likely the rest of the crew
> would be all women. Rejoice Damien! On the other hand, they
> would likely be reeeeallly tiny. I found a study today regarding
> low body mass indices and the effect on low birth weight babies.
> The studies included ~2400 subjects from India, and 81 of them
> had a mass of less than 35 kg, but that is the lowest category, so
> I dont know what the actual smallest would be. I need to know
> that in order to do first order weight calcs for a Mars mission.
> Question please anyone: do you suppose a 35 kg woman would
> need half the food, water and oxygen of a 70 kg woman? Does it
> scale linearly? spike

Probably not- square-cube and lots of empirical results show that
smaller critters have higher metabolic weights per kg- consider the
power output of 100 kg of hummingbirds vs 100 kg of ostrich.

BTW, Spike, you'll love a short story in the latest issue of analog,
about a minimalist mars mission...

Doug Jones
Rocket Plumber, XCOR Aerospace

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