"If our lake is in danger, then our livelihood is in danger," said a local business owner who is raising funds and awareness.

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 number of Minnesota cities have reported blue-green algae blooms this summer, causing the temporary closing of some beaches ...

Officials are advising visitors to keep their children and pets out of the water at Cherry Creek Reservoir due to bacteria ...

Five beaches in King County have high levels of bacteria, according to the local health department. One has toxic algae.

At least six states have issued closures or advisories for certain beaches and lakes that have tested positive for above-safe levels of fecal bacteria.

Several popular swimming areas in Putnam County have been temporarily shut down due to harmful algae blooms and elevated ...

Several popular swimming areas in Putnam County have been temporarily shut down due to harmful algae blooms and elevated ...

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

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

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