The public was warned about cyanobacteria, or blue-green algae, as early as May this year — long before typical sightings.

Rising rural populations, drought and climate change are making water scarcity a problem in country townships—with more efficient handling of sewage system wastewater part of the solution.

AURORA, Colo. — Colorado Parks and Wildlife said on Saturday that they are advising people not to swim at Cherry Creek ...

A toxic algae bloom is disrupting Fourth of July weekend recreation at one of the West’s most popular lakes. National Park ...

At ETH Zurich, scientists from many different fields are working on something that seems straight out of science fiction.

As one of the busiest weekends on Wisconsin’s lakes approaches, experts are reminding boaters and swimmers that there’s more ...

A lab experiment that simulated Mars conditions showed that green algae can grow in plastic containers made from the same ...

"Algae-bacterial granule formation is a positive way for biofilms to form dense, fast-settling biomass and improve treated wastewater quality," says Mr. Butterworth.

Officials have closed off swimming at beaches in at least six states due to high bacteria levels. Here's where those closures ...

Lake Wateree has an overgrowth of toxic algae. The Lake Wateree Association wants Fairfield, Kershaw, Lancaster and Chester ...

Dozens of beaches across several states are closed or have health advisories in place due to elevated bacteria levels.

Coral bleaching isn’t just an ocean crisis. Here’s how the global event endangers food security, local jobs—and the land ...