Seaweed could save a billion people from famine after a nuclear war

A nuclear war could lead to food shortages due to soot blocking out the sun, but a model suggests seaweed farming could expand to meet up to 15 per cent of the food eaten by humans

​A nuclear war could lead to food shortages due to soot blocking out the sun, but a model suggests seaweed farming could expand to meet up to 15 per cent of the food eaten by humans A nuclear war could lead to food shortages due to soot blocking out the sun, but a model suggests seaweed farming could expand to meet up to 15 per cent of the food eaten by humans