The salty waters of Iran’s Lake Urmia recently morphed from a deep green to a rich red, likely due to algae and bacteria blooms. Why a Giant Green Lake Turned Blood-Red.

Austinites might've noticed a striking green hue to Lady Bird Lake over the past few days, but according to the city's Watershed Protection Department, it's not a cause for alarm.

St. Patrick's day might be a month away, but Austin's downtown waterway isn't going green to celebrate. Austinites might've noticed a striking green hue to Lady Bird Lake over the past few days ...

AUSTIN, Texas — St. Patrick's day might be a month away, but Austin's downtown waterway isn't going green to celebrate. Austinites might've noticed a striking green hue to Lady Bird Lake over ...

The blooms have become an annual problem in the Great Lakes. DNA studies show what’s growing there and why it’s dangerous.

Nebraska officials are alerting the public to harmful algal booms of "toxic blue-green algae" at a lake in Douglas County.

Pontoosuc Lake still has a “moderate risk” advisory on the city’s web page, even after the key health advisory was lifted ...

With its vivid turquoise, green and blue waters, it’s no surprise Lake Salda is often promoted as the “Maldives of Turkey.” According to scientists, it’s also the only place on Earth that ...