… Rich in biodiversity, the [Tijuana River] estuary is home to hundreds of migratory bird species and endangered plant and animal life. It’s also the site of a worsening environmental crisis marked by billions of gallons of wastewater that have spilled annually over the international border in recent years, the byproduct of Tijuana’s urban and industrial growth fueled in part by U.S. trade policies. When storms sweep the region, massive downpours collide with poor or aging wastewater infrastructure, causing sewage overflows and dragging the waste and urban runoff through Tijuana communities to the border. … inewsource spent months talking to more than 100 people living and working near the Tijuana River. Many say this place — their longtime home — is making them sick. 

Other Tijuana River news:

• KPBS (San Diego): Could stricter hydrogen sulfide standards protect communities near the polluted Tijuana River?
• The San Diego Union-Tribune: Editorial: Sewage progress welcome — but will it survive Trump-Newsom feud?