Detroit Free Press: Algae that turned Lake Erie green and produced toxins that fouled the tap water for 400,000 people in Toledo are becoming a big headache for those who keep drinking water safe even far beyond the Great Lakes.
But with no federal standards on safe levels for drinking algae-tainted water and no guidelines for treating or testing it either, water quality engineers sometimes look for solutions the same way school kids do their homework.
We are Googling for answers, said Kelly Frey, who oversees...