It's believed to be packed with nutrients and vitamins, improve the skin and lower blood pressure.
It sounds like the perfect health food, it's free, and there is literally thousands of tonnes of it.Non-toxic algae has covered a 29,000sq km of Qingdao's beach in ChinaSome experts say that the algae blooms in water with high levels of nutrients, blaming farmers using too much fertiliser on their crops and cities falling to treat sewage properly.
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