SAN LUIS RIO COLORADO, MEXICO — From inside a small airplane, tracing the Colorado River along the Arizona-California border, it’s easy to see how it happened. As the river bends and weaves through ...

The International Boundary and Water Commission reported on the beneficial impacts of an engineered flood of the Colorado River delta in 2014. Scientists from the UA, as well as from the Nature ...

Thanks to a landmark agreement between the United States and Mexico, the parched Colorado River Delta will get a rejuvenating shot of water this spring for one of the first times in five decades, just ...