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Life after death for empty shells: Crustacean fisheries create a mountain of waste shells, made of a strong natural polymer, chitin. Now chemists are helping to put this waste to some surprising uses
Features
Who’s counting on krill? Whatever happened to krill? Once they were touted as a vast untapped source of protein, but few took the idea seriously. Yet, down in the Southern Ocean huge fishing fleets are bringing in the krill – despite the fact that no one
Features