Had never heard about that. Great link. I wonder how salt-tolerant it is? Could it be grown in salt lakes, and the mature ferns be skimmed to compost unproduct

Had never heard about that. Great link. I wonder how salt-tolerant it is? Could it be grown in salt lakes, and the mature ferns be skimmed to compost unproductive soil or feed livestock? Downside of that is it would reduce the albedo of the lakes.