 Which of these is true about the importance of alge to the Martians?
The Triton made her underwater periplus of Earth with a galley stocked with frozen pizza and concentrated apple-juice. In no special hurry, we were taking the low-energy route to Mars, a pathway about as long in time as the human period of gestation. This isn't just a paragraph from the Spacer Union Contract. Twelve tons of water, oxygen, and food would have filled the cargo compartments to bursting, and left a small ship like the C. P. Sale no reason to reach for Mars. By allowing a colony of Chlorella algae to work over our used air, water and other effluvia, though, three tons of metabolites would see us through from Brady Station to Piano West and back.
 The nickname for their species is inspired by the reliance on alge
 It is the only thing they can eat  All of the spaceships are named after different species of alge  Most of the economy is geared around growing and collecting alge  The nickname for their species is inspired by the reliance on alge