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Rolex’s Perpetual Planet initiative has partnered with CNN to drive awareness and education around key sustainability issues and to inspire positive action. For more CNN news and newsletters ...
Other seaweed may be used as fertilizer, compost for landscaping, or to combat beach erosion through burial in beach dunes. [54] Seaweed is under consideration as a potential source of bioethanol. [55] [56] Seaweed is lifted out of the top of an algae scrubber/cultivator, to be discarded or used as food, fertilizer, or skin care.
Most people have experienced seaweed during a visit to the beach or as part of a meal of sushi. Seaweed is also an ingredient in many other everyday items people normally wouldn't consider -- like ...
Seaweed that's attached to rocks or the sea floor is still growing, and shouldn't be removed. But anything that you find floating in the waves or strewn on the shore is fair game.
In his 1881 book, A.B. Hervey recommended the following equipment for collecting and pressing seaweed. You should have a pair of pliers; a pair of scissors; a stick like a common cedar "pen stalk," with a needle driven into the end of it, or, in lack of that, any stick sharpened carefully; two or three large white dishes, like "wash bowls" botanist's "drying paper;" or common blotting paper ...
Seaweed can be transformed into biochar and used as a means of increasing the organic matter and nutrient content of the soil. [67] Different types of seaweed appear to yield unique nutrients and parameters; red seaweeds, for example, create biochar that is rich in potassium and sulfur and is more acidic than biochar generated from brown ...
The antioxidants in a common seaweed called Ecklonia cava could combat the development of Parkinson's disease by protecting dopamine-producing neurons, a new study in mice suggests.
Seaweed farming has had widespread socio-economic impacts in Tanzania, has become a very important source of resources for women, and is the third biggest contributor of foreign currency to the country. [28] 90% of the farmers are women, and much of it is used by the skincare and cosmetics industry. [29]