Kelp is a traditional food source, number one, and it also has important commercial components in bioplastics, in pharmaceuticals.

海带是传统的食物来源， 排名第一，它在生物塑料和制药领域也具有重要的商业成分。

They invented bioplastics that are certified to biodegrade in various environments including water, with some of their plastics degrading almost as well as cellulose.

他们发明了生物塑料， 经认证可以在包括水在内的各种环境中进行生物降解，其中一些塑料的降解性几乎与纤维素一样。

So when I hear you describe all the purposes of seaweed, from an ingredient in foods to eating on its own, to bioplastics, fertilizer, it sounds like the soy of the sea.

DUBNER：所以当我听到你描述海藻的所有用途时，从食物成分到单独食用，再到生物塑料、肥料， 它听起来就像海中的大豆。