A study by UC San Diego researchers reveals that pollutants found in the sewage-laden Tijuana River are ending up in the air near the U.S.-Mexico border in San Diego County.

The Tijuana River has been plagued with raw sewage and industrial waste from Tijuana for decades, fouling beaches along the U.S.-Mexico border with polluted water and sending foul odors drifting ...

(CN) — Pollution from the Tijuana River has long been seen as a water issue, but a new study shows it’s also in the air. Researchers discovered airborne pollutants — including drug byproducts and ...

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 ...