A harmful algal bloom occurs in bodies of freshwater when Cyanobacteria, also called blue-green algae, produce toxins.

The "skyglow" produced when light from cities bounces off clouds can help cyanobacteria and other aquatic microbes grow at ...

Here's what Springfield Township and Lakemore are doing to improve water quality at Springfield Lake and what the major ...

As summer approaches, the Oregon Health Authority (OHA) is urging residents and visitors to be vigilant about potentially ...

How the Shivering Sands/Dunes Lake Watershed was restored by CRAIG CHARLES A hidden jungle of mature white cedar trees guards ...

Everyone is familiar with the light dome that shows from afar where cities are brightly lit at night. Artificial light that ...

A quiet corner of the Baltic Sea, 240 meters below the surface, is like a zombie cemetery. Within the sediments, zillions of tiny, thread-like alga called Skeletonema marinoi entered an inactive state ...

A health warning has been issued for Ōtautū Bay in Lake Rotoehu due to a bloom of potentially toxic blue-green algae. The medical officer of health said in a statement people should avoid any ...

A health warning has been issued for Ōtautū Bay in Lake Rotoehu due to a potentially toxic blue-green algae bloom. Photo / Google Maps A health warning has been issued for Ōtautū Bay in Lake ...

The country's third largest lake is home to many beautiful rocky and sandy beaches, though water temperatures are chilly—rarely topping 73 degrees Fahrenheit, even in summer. You'll find ...

For years a green film covered Waughop Lake in Fort Steilacoom Park, the result of decades of manure, agricultural waste and sewer dumped there as far back as 1900. Although toxic algae no longer ...

In our Reality Check stories, The News Tribune journalists seek to hold the powerful accountable and find answers to critical questions in our community. Read more. Story idea? realitycheck@ ...