SLEEPY EYE, Minn. — On a quiet, summer day, Laurie Hammerschmidt and her dog Daisy, a 5-year-old boxer, take their routine walk around the shore of Sleepy Eye Lake. “Daisy likes to walk along the ...

PORTLAND, Ore. — For an ever-moving waterway, the Willamette River near Portland sure looked like a still pond full of unidentifiable green scum on Monday — a matter of concern for a lot of people, ...

OTTOBRUN, Germany (Reuters) - As airlines struggle to find cleaner ways to power jets and with an industry-wide meeting on CO2 emissions just months away, scientists are busy growing algae in vast ...

TYLER, Texas (KLTV) - An infrequent but troublesome problem in East Texas ponds is blue-green algae, or cyanobacteria. These microscopic aquatic organisms thrive in warm, nutrient-rich waters. Under ...