THE Grapevine

3-D FARMING IN THE OCEAN

Oceans play a crucial role in mitigating climate change as they absorb the bulk of human-generated carbon dioxide from the atmosphere. Increasing carbon dioxide levels and nitrogen run-off from farms are depleting ocean oxygen levels, creating dead zones and disrupting the entire ocean food chain. Enter Bren Smith, long-term fisherman turned sustainable climate farmer from Thimble Island Ocean Farm in Connecticut, USA.

After realising his days as a fisherman were numbered because there simply weren’t enough fish left to catch, and rejecting fish farming because of its unsustainability, Smith came up with a 3-D ocean farming