The world’s oceans are changing fast—losing light, growing more acidic, and drowning in plastic. Scientists warn these shifts ...

This is the fourth consecutive year a lethal algae bloom has occurred along the Southern California coast, fueled by an upwelling of nutrient-rich waters from the deep ocean. Research teams are ...

PHOENIX — An algae bloom is affecting Apache Lake, according to officials with the Tonto National Forest. Some algae blooms can pose risks to public health, aquatic health, or the environment ...

Experts say drought and increased heat from human-caused climate change, along with eutrophication, particularly high levels of phosphorus, are contributing to the algae blooms. A welcome email is ...

More information: Jai-yeop Lee, Low-cost sensor-based algal bloom labeling: a comparative study of SVM and logic methods, Environmental Monitoring and Assessment (2025). DOI: 10.1007/s10661-025 ...

However, if too much grows at once, they can produce toxins that are harmful to people, animals and the environment. A harmful algae bloom is when colonies of algae grow out of control and can produce ...

Blue-green algal bloom on a lake in Washington. Spring marks the start of algae season in Washington’s lakes and rivers. While harmful algal blooms (also known as cyanobacteria) are more common in ...

The South Carolina Department of Environmental Services continues to monitor Lake Hartwell after a Harmful Algal Bloom (HAB) was reported.(Video above: Previous coverage)On April 30, a ...

Domoic acid is the toxin responsible for killing hundreds of marine mammals. An "unprecedented" toxic algae bloom has overrun the coast of Southern California, sickening marine animals and ...

LOS ANGELES (KABC) -- Dozens of marine animals, including an unprecedented number of dolphins, are dying due to a toxic algae bloom now stretching from San Diego to ...

Experts say what makes this year’s algae bloom significant is that it has sickened different animals compared to years past. “It does not look like we are close to seeing the end of this bloom ...