For decades, Riverkeeper has acted as the Hudson River's watchdog, testing for pollution and pushing state and federal regulators to clean up a waterway long plagued by sewage, industrial contaminants ...

In September, an unprecedented harmful algal bloom struck the Hudson River. Dense colonies of bright green microcystis — a cyanobacteria that can produce toxins dangerous to humans, pets and wildlife ...

Wondering where it’s safe to swim in the Hudson River? Or whether fish are safe to eat? Riverkeeper has an updated interactive map and online portal that can answer those questions and more, filling a ...

KINGSTON - Environmental groups are warning that people and their pets should avoid contact with the Hudson River after the largest harmful algal bloom detected since monitoring began nearly 40 years ...

Lewis Pugh, a British endurance swimmer who is swimming the entire 315-miles of the Hudson River from the Adirondacks to New York City to highlight the critical role rivers play in a habitable planet, ...

Raw sewage and pollution from roadways can flow untreated into the Hackensack and Hudson rivers. Three Bergen County municipalities have signed an agreement with the state Department of Environmental ...