Scientists are studying the long-term impact on fish when sewage ends up in the river after heavy rain. Tara Molina reports.

Researchers at the Shedd Aquarium are putting tiny trackers inside fish living in the Chicago River to study them and the ...

Near a village in northeastern India, a “dwarf”-like creature with a “large” mouth swam through the river — or tried to, at ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet ...

NSW Department of Primary Industries has confirmed fish kills are occurring in waterways from Ballina to Crescent Head. It says low oxygen levels in the water have occurred after recent floods.

The hit reality show, which gives contestants the opportunity to pitch their business ideas to a panel of millionaire and billionaire investors, will host an open call at The Event Center at Rivers ...

The FWC is investigating nine manatee deaths in the span of six weeks in the Homosassa River. According to the FWC, at least 4 of the manatees have been necropsied. It is still too early to tell ...

Erik Diedrichsen, owner of Riverbend Resources, appeared on the March 14 episode of "Shark Tank" to pitch his business, which sells chicken feeders and waterers. Diedrichsen pitched his Poultry ...

The Chicago River is about to get its annual St. Patrick’s Day dye job on Saturday. This decades-old tradition routinely attracts tens of thousands of revelers to the riverfront, but in recent years ...

Many of Earth’s greatest creatures became extinct once humans came along and began using them as a “resource.” Unfortunately, it happens more than we realize. Current estimates place biodiversity loss ...

For 162 million years, sturgeons have fended off everything they’ve faced. Now scientists are racing to save these living fossils. The white sturgeon is the largest freshwater fish in North ...