Like many bodies of water, Lake Lipno is no stranger to cyanobacteria. The photosynthetic blue-green algae typically ...

The Florida Department of Health in Volusia County (DOH-Volusia) cautions the public about the presence of harmful blue-green ...

Blue-green algae can be toxic to people and pets, and the Florida Department of Health in Volusia County issued tips to help ...

Rockhampton Regional Council is reminding residents to avoid recreational activities in the Mount Morgan Dam, with ongoing ...

A frozen lake in Czechia turned an ominous green color, a warning sign of ecological changes due to a warming climate.

"We may witness similar surprises more frequently in the future,” said hydrobiologist Petr Znachor in a statement.

Signs have been posted in a South Miami neighborhood warning about blue green algae that may be in canal water and that leaves some poisonous substances or toxins in it.

Opinion: With millions of aging septic systems leaking pollution, lawmakers face an urgent choice: protect public health or ...

Rich in minerals and naturally heated by geothermal energy, the waters of this iconic spa are prized for their healing ...

The Florida Department of Health in Orange County issued a warning about blue-green algae in Lake Gatlin. Testing of water ...

Although some kinds of blue-green algae are a perfectly normal part of natural systems, some varieties can spell trouble ...

BBC NI's Agriculture and Environment correspondent Louise Cullen gives her round-up of 2025.