Weston's Floating Algae Farm

Weston’s Farming Drone used to travel from platform to platform. He keeps a cooler full of algae catalyst strapped down in the back.

An early rendering of the algae processor.
Weston's Floating Algae Farm
Far away from civilization in a war tattered world, Weston and other colonizers have developed a system of farming by growing algae on platforms floating high above the toxic surface.