Two new sensors that can detect the presence of algae and the dangerous chemicals the microscopic organisms produce will soon be installed in the Gulf of Maine, off the coast of the U.S. Northeast, in an effort to keep authorities and the public better informed about issues with water quality. Full story
TAMPA, Florida (Reuters) - A deadly algae bloom that killed a record number of manatees has dissipated, though the death toll for the endangered sea mammals continues to rise, Florida wildlife officials said on Thursday. Full story
Florida state officials are finding as many as ten dead manatees a day, which experts say is nothing short of a catastrophe, killed by a deadly algae known as the red tide that has infested their winter migration waters. NBC’s Mark Potter reports.
Giant floating swarms of red algae have appeared in Sydney, Australia, forcing authorities to close some beaches. NBCNews.com's Dara Brown reports.
Less than a month after the memorial’s extensive renovations, the shallow reflecting pool has been inundated with algae from incoming Tidal Basin water. NBC’s Savannah Guthrie reports.
The U.S. military is spending "green" to go green, using diesel from algae and chicken fat. Is it wasteful spending? Katherine Mangu-Ward, Reason Magazine, and Zachary Karabell, River Twice Research, debate.
Diver Carlos Rene Segura dives in Lake Ilopango while picking up algae that form on the shores of the lake, in the outskirts of San Salvador March 19, 2013. Fishermen and members of the Friends of Lake Ilopango periodically clean the lake for weekend visitors and also to keep the fish population hea
Diver Carlos Rene Segura swims in Lake Ilopango while picking up algae that forms on the shores of the lake, in Ilopango on the outskirts of San Salvador March 20, 2013. Fishermen and members of the Friends of Lake Ilopango periodically clean the lake for weekend visitors and in order to keep the fi
A cleaner removes algae from the algae-filled Yueya Lake in Nanjing, Jiangsu province June 8, 2012. REUTERS/Sean Yong (CHINA - Tags: SOCIETY ENVIRONMENT) - RTR339X2
A man swims in a pool as red algae bloom in the sea on the coast of Sydney, Australia on Nov 27.