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“The ocean is the most misunderstood and mismanaged resource we have,” says Neil Davé, general manager for Tidal, Alphabet’s (yes, Google’s parent company) moon-shot project to protect the seas. Tidal’s first commercial product, an underwater AI camera that gathers insights for salmon farmers, with the goal of promoting more-­sustainable practices. The technology can spot evidence of sea-lice infestations early for less invasive interventions, and help reduce waste by tracking exactly how much food the fish need. Mowi, the world’s largest salmon farmer, this year installed 230 of the systems across Norway.

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