Quote:
Originally Posted by freebeard
Jellyfish. All the way down.
|
Nope, 'cause the ones on the bottom are all* living off the photosynthesis done by the ones in the top few meters.
*OK, except for those thermal vent critters living of chemosynthesis.
Quote:
|
Algae may be inefficient, but they work for free.
|
How is that different from any other plant? Raising algae as a crop isn't all that much different from raising corn, rice, or sugar cane.