Operators of the Monroe, Mich., water plant track fluoride levels of drinking water withdrawn from Lake Erie before and after treatment.

https://www.fondriest.com/news/diatoms-useful-nutrient-pollution-indicators.htm

https://www.fondriest.com/news/lake-superior-state-university-plans-aquatic-research-lab-expansion.htm

The first-ever National Lakes Assessment uncovers cyanotoxins in freshwaters across the United States, underscoring the issue’s national reach.