A highway overpass might seem like an unlikely place to grow algae, but actually it’s ideal: Car exhaust turns out to be the perfect fertilizer for multiplying the green stuff.
“In a prototype built above a busy Geneva highway this year, architects tested a system for growing algae in tubes… (which) can be used (eventually) to make biofuel or green electricity.”
The functioning of this bioreactor symbolizes the green practices of the future: food production in an urban environment, the conservation of green space, cleaning up emissions, and new types of energy.
(READ the story from Fast Coexist)
Photos via the Cloud Collective