Do you see it? The green slime at the western end of Lake Erie in the satellite image above? That could be the source of the toxins that have caused the city of Toledo, Ohio to impose a drinking water ban affecting 500,000 people.
The ban continued today, as further testing revealed evidence of the toxin microcystin in a drinking water plant.
Microcystin is produced by blooms of cyanobacteria, also known as blue-green algae. In the image from NASA’s Terra satellite above, a widespread