A foul-smelling liquid was seen flowing into the River Stort from a pipe earlier this month.

Add Yahoo as a preferred source to see more of our stories on Google. Researcher Tobie Bloom wears a protective suit before testing water in the Tijuana River in San Diego County. (Luke Johnson / Los ...

An oil-like substance has been bubbling up in the River Avon in Bristol for years and killing wildlife, according to local ...

Every day, millions of liters of polluted water flow through many South African rivers and disappear into the sea. In South Africa, the small Stiebeuel River in Franschhoek, 75 kilometers (47 miles) ...

Every year, billions of gallons of sewage and toxic industrial waste flow down the Tijuana River, across the U.S.-Mexico border, and into the Pacific Ocean. It is a complex, decades-old, ...

CHICAGO—Krystyna Kurth likes to begin her tours of the river cutting past the city’s post-industrial area with a word association game. Kurth, coordinator of conservation action at the Shedd Aquarium, ...

The 120-mile Tijuana River flows from Baja California into the United States and discharges millions of gallons of wastewater — including sewage, industrial waste and runoff — into the Pacific Ocean ...

The Buriganga River, which flows by Dhaka city, is one of Bangladesh’s most polluted waterways and ranks among the most contaminated urban rivers in the world. Every day, the 29-kilometre- (18-mile-) ...