On July 24, the U.S. and Mexican governments signed a memorandum of understanding regarding the Tijuana River. The river ...

The Tijuana Estuary re-quires restoration in perpetuity; climate change and urban sprawl guarantee that. “I don’t think we’re ever going to walk away as if it’s restored,” Crooks told me.

The agreement calls for Mexico to spend $93 million to complete water infrastructure projects under an expedited timeline.

They haven’t had any for months. The estuary at the southern edge of California, which borders Mexico, has been too polluted with untreated wastewater and sedimentation spilling over from Tijuana.

The south and north McCoy Trails are easily accessible from the Tijuana Estuary Visitor Center at 301 Caspian Way in Imperial Beach. There is free parking in a gravel lot at the Visitor Center.

The trails of the Tijuana Estuary are perfect for hikers, bikers, runners and birders looking for an easily accessible way to take in some nature. This week, try out a roughly 3-mile out-and-back ...

The Tijuana River crosses the U.S.-Mexico border just west of the Otay Mesa Port of Entry and travels northwest, through the Tijuana River Estuary and into the Pacific Ocean south of Imperial Beach.

Residents and environmental advocates confront a decades-in-the-making binational pollution crisis that continues to plague ...

The Tijuana River crosses the U.S.-Mexico border just west of the Otay Mesa Port of Entry and travels northwest, through the Tijuana River Estuary and into the Pacific Ocean south of Imperial Beach.

The Tijuana River Estuary used to be home to more than 250 of the endangered birds, but that population is down dramatically.

Volunteer docent Ron Peterson stands for a portrait at the Tijuana River Estuary in Imperial Beach, California on August 3, 2024. Peterson lost his sight to glaucoma four years ago and has begun ...

The International Waste Water Treatment Plant in San Ysidro, Calif., is shown next to the border fence with Tijuana, Mexico, right, Jan. 31, 2007 … The International Waste Water Treatment Plant ...