A 5.2-mile border fence recently constructed along Organ Pipe Cactus National Monument's southern border in southwestern Arizona became a dam in a recent flash flood, monument officials say.

Environmental Protection Agency Administrator Lee Zeldin met with Mexico’s Secretary of the Environment and National ...

EPA's Lee Zeldin and Mexico sign deal to end sewage flow into US from Tijuana River. Massive win for San Diego community ...

The United States and Mexico have signed an agreement outlining specific steps, funds and a timetable to clean up the ...

LEWISTON, N.Y. — The Niagara River has now become the center of the northern border’s emerging migrant crisis. Officials across the region have witnessed a 300% uptick in illegal crossings ...

Barelin and another border guard, 30-year-old Artem Shakhovalov, walk along a portion of the river that is less than 300 feet across. On the other side — Romania — a man in bright-red shorts ...