Contamination fuels algae blooms and wreaks havoc. Our investigation pinpointed alarming chemical levels in nearly 1 in 4 ...

Two conservation groups are petitioning the Montana Department of Environmental Quality to designate the Big Hole River, a treasured southwestern Montana fishery, as impaired for nutrient pollution.

The dumping of effluent and fertilizer into Florida waters caused a massive bloom of phytoplankton, killing off much of the ...

The Tijuana River sewage crisis may be contributing to the current toxic algae bloom off the coast of Southern California, as the added nutrient load from the pollution is fueling the growth of ...

The Upper Missouri Waterkeeper and Big Hole River Foundation have petitioned the Montana Department of Environmental Quality ...

Golden algae toxin blooms are responsible for fish deaths in Arizona lakes, with no reported human health impacts.

A state environmental agency on Friday confirmed the presence of an algal bloom along a Homosassa River canal where the ...

Florida dolphins are starving to death because of harmful marine algae blooms, researchers have said. In 2013, 8 percent of the bottlenose dolphins living in Florida’s Indian River Lagoon perished.

2013 was a grim year for dolphins in Florida. That year, bottlenose dolphins were dying en masse in the Indian River Lagoon ...

Federal lawmakers are calling for Florida leaders to take swift action to control water pollution after a Tampa Bay Times ...