Plastic pollution may be quietly fueling algal blooms by knocking out the grazers that usually keep algae under control.

After years of experiencing toxic bacterial blooms, a well-loved New Hampshire lake finally has crystal-clear water all summer long. This stunning transformation didn't happen overnight, as residents ...

Quick-growing blooms of bacteria and algae have long been a hazard in lakes and rivers, because of the toxins they produce. Fueled in part by agricultural runoff, these blooms are also threatening ...

Local health authorities and national organizations have declared advisories for certain parts of Lake Erie due to bacterial contamination. No need for vacationers to test the waters here, experts say ...

EAU CLAIRE (WKBT) -- Water advisories and beach closures continue in Eau Claire County as health officials warn of high bacteria levels and harmful algae blooms. Three Eau Claire County beaches are ...

A Mamaroneck beach and a New Rochelle beach are closed until further notice after samples had elevated bacteria levels, the Westchester County Department of Health said Friday. June 16 and June 18 ...