Perhaps not too surprising to us, but researchers are discovering just how great undersea grasses are at filtering out pollutants. Sounds like planted aquariums are the way to go!
The "way to go" for having clean aquariums?
Since this is posted in a community called "Aquariums and Fish Keeping", that would be my first guess.
Ukrainian soldiers in the village of Poroz, Belgorod region of Russia.
Ukrainian soldiers always on vacation
