Nearly a quarter of the world's freshwater species are at risk of extinction due to a multitude of threats, according to new ...

Nearly a quarter of the world's freshwater species are at risk of extinction, according to new research. A detailed extinction assessment of more than 23,000 species of freshwater fauna by the ...

Aliza Chasan is a Digital Content Producer for "60 Minutes" and CBSNews.com. She has previously written for outlets including PIX11 News, The New York Daily News, Inside Edition and DNAinfo. Aliza ...

FLAGSTAFF, AZ (AZFamily) — A first-of-its-kind study has an alarming conclusion: a quarter of all freshwater fish species could go extinct because of pollution and climate change. Northern Arizona ...

The most extensive global assessment of freshwater animals to date has revealed that a quarter of all freshwater animal species on the IUCN Red List are threatened with extinction. The study found ...

Pollution is a public health concern, and is considered to be any harmful material introduced to the environment. Many materials can cause such harm and are referred to as pollutants. Pollutants are ...