Calum Cawley cuts the frozen surface of Lake of the Woods into blocks so that divers can access the water and the algae underneath. (Andrew Budziak) But Calum Cawley say it's worth it. " ...

Fla. — The Florida Department of Health in Orange County has issued a health alert for blue-green algae toxins found in another lake. State health officials say the harmful algae was found near ...

An curved arrow pointing right. One of China's largest freshwater lakes, Lake Tai, has turned completely green after unusual algae growth this year. Local reports say algae density is 38.7% ...

The lake in particular has been besieged by nutrient pollution for decades, causing unprecedented blooms of blue-green algae. Also known as cyanobacteria, blue-green algae produce cyanotoxins, which ...

This is because they contain red algae which give the water the unusual colour. When it rains, fresh nutrients get washed into the lake and trigger the growth of the more algae, making the pink ...

Public swimming beaches at Smithville Lake are closed because of high algae growth. The U.S. Army Corps of Engineers and the Clay County Parks Department posted signs Friday at the Little Platte ...

The Florida Department of Health in Orange County has issued a health alert for blue-green algae toxins found in Lake ...