- Resembling large balloons, the air-filled structures are anchored to the sea floor and float between 5 and 10 metres below the surface.
- Inside, water condenses on the roof of the spheres, dripping back down to keep the plants watered, while the warm, near-constant sea temperature nurtures the plants.
- The site is equipped with four cameras that stream back live video, allowing the unusual farmers to be watched in action online. Sensors collecting live data can also be monitored from a website, revealing for example the humidity and air temperature in the greenhouses.
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