The government knew a harmful toxin had been found in its algal bloom, but took months to update its health advice.

New York environmental officials announced a new statewide plan to address harmful algal blooms, outlining a five-year ...

Lake Mead officials are warning visitors in the Government Wash area about dangerous conditions because of poisons produced by blue-green algae.

Add Yahoo as a preferred source to see more of our stories on Google. Green grass and gray rocks on shore contrast with green water from an algae bloom - alma.tross/Shutterstock Beautiful lakeside ...

Pretty, no doubt, but deadly.

For about a year, an algal bloom in South Australian waters has had devastating effects on marine life. At my local beach, walks were a sad parade of dead sea life. But what of the health effects of ...

The National Park Service has issued a warning advisory after harmful algal blooms were found in Lake Powell.

It’s been one year since dead fish began washing up on South Australian beaches, as the largest algal bloom in Australia’s ...

KINGSTON, N.Y. — Isolated regional sightings of a large, toxic and widespread harmful algae bloom have sparked concern in Hudson River communities and the closure of Kingston Point Beach, Riverkeeper ...

The City of Boulder is asking residents to keep themselves and their pets out of the water at the Boulder Reservoir due to a possible harmful algae bloom. Although the swim beach is closed for the ...

The New Mexico Environment Department is now lifting harmful algae bloom advisories for five lakes in New Mexico.The advisories were issued back in September and October for lakes Eagle Nest, Maloya, ...

A beach in Melbourne, Australia has been bathed in an “ethereal glow” at nighttime this week thanks to bioluminescent algae adding a shimmering, electric blue hue to the water and sand. Richard Pensak ...