The Martin County Sheriff’s Office believes a toxic algae bloom is to blame for killing one dog and making six others sick.

South Florida beaches faced a sargassum assault this summer that some scientists believe is part of the largest spread of the nomadic marine weed on record, and one that could continue through September.

EUMETSAT satellite shows blue-green algae bloom covering Lake Okeechobee.

Nearly 4,000 dead fish were counted on Sanibel area beaches and parks.

Gov. Rick Scott's state of emergency could help local officials battle the toxic algae.

Officials hope a 9-day break from Lake Okeechobee releases into the St. Lucie Estuary will allow a saltwater recharge to help keep algae at bay.

We observed large patches of marine macro-algae (Sargassum sp.) floating just offshore, drifting north, and getting stranded on the beach.

Heavy mats of seaweed are washing up on South Florida beaches, creating thick barriers to the ocean.

Climate change is already impacting Floridians health, doctors say, and it's going to get worse in the future. That's why Florida doctors and nurses formed Florida Clinicians for Climate Action, an educational and activist group dedicated to teaching people and politicians about the dangers of climate change on human health.

Cold temperatures have started the Fall of the Iguanas and the immobilization of sea turtles, whose bodies have a hard time adjusting to the change in water temperature.