What’s feeding the 5,000-mile blob of seaweed growing in the Atlantic?
Science Weekly
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The Challenges of Repurposing Sargassum
There are methods such as putting booms along the beaches to hold it off the beach and then have boats with conveyor belts that harvest it into a holding boat. There are all kinds of efforts underway to look at repurposing this Sargassum, including making substitutes for single-use plastics. The fertilizer business, of course, is something that's being looked at by many people, composting it and using it. But you have to be aware of the fact that it does have a significant amount of arsenic in it.
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