Cyanobacteria, or blue-green algae, become common in summer. With a heat wave approaching this week in Vermont and Northern ...

It holds more fish per acre than any other lake in the United States and supports a vast population of birds and other wildlife. But, by another measure that has defined the lake for decades, Clear ...

For decades, St. Paul’s water utility has battled algae blooms that can foul the taste and smell of drinking water. Now, engineers hope three new ponds near East Vadnais Lake will capture pollution ...