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, ...

ACAPULCO, Mexico (AP) — Authorities in southern Mexico were still assessing damage and watching rising rivers Friday as rain from the remnants of Hurricane Erick doused the region. Torrential rains ...

Over the past fifty years, the United States has realized substantial progress in addressing water pollution from industry, sewage treatment plants, and other end-of-pipe or ‘point’ sources of water ...

Authorities in southern Mexico were still assessing damage and watching rising rivers as rain from the remnants of Hurricane Erick doused the region. Torrential rains over steep coastal mountains and ...