It is a common mistake for folks to think shallow ponds are green because algae is covering the surface of the water. While algae certainly is present, not all green plants near the surface are algae.

There green patches many in the area have observed in the Mississippi River are common duckweed. The the plant, normally found in the backwaters of the river, has been flushed out into the main ...

Laurent Bazinet has received funding from the Consortium de Recherche et Innovations en Bioprocédés Industriels au Québec (CRIBIQ), grant 2020-050-C67, and from the Natural Sciences and Engineering ...

That green stuff that seems to be inundating the Mississippi River is nothing more than common duckweed, said a spokesman for the U.S. Army Corps of Engineers at the Rock Island Arsenal. “It’s ...

TODAY: (Updated 5:52 p.m.) That green stuff that seems to be inundating the Mississippi River is nothing more than common duckweed, said a spokesman for the U.S. Army Corps of Engineers at the Rock ...