https://www.fondriest.com/news/mich-orgs-teach-volunteers-about-dangerous-great-lakes-currents.htm

Water clarity in Maine’s lakes decreased a half-meter on average from 1995-2010. The study shows the value of both satellite and volunteer monitoring data.

https://www.fondriest.com/news/ohio-study-expands-agricultural-runoff-monitoring.htm

Strains of E. coli producing the Shiga toxin resist predation and may be more likely to sicken humans than current beach water tests suggest.