Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

THESE SIX BLUE BOXES BEHIND ME ARE CALLED GALVANIC CELLS. AND HERE, THE EDGE OF LAKE OKEECHOBEE. THEY HAVE ONE GOAL REMOVE PHOSPHORUS FROM THE WATER. LAKE OKEECHOBEE ECOSYSTEM IS VITAL FOR ALL OF ...