This makes the story of how the Green and Colorado Rivers met so perplexing to geologists like Adam Smith at Scotland’s University of Glasgow. According to the coauthor of his team’s study published ...

This aligns with preexisting estimates of when the river probably carved through the Uinta Mountains—creating a canyon that today is 2,297 feet (700 meters) deep—and joined the Colorado system. In ...

Along with this stunning image is the first-ever global estimate of river water discharge and overall sediment suspension.

State leaders gathered in Washington amid threats of lawsuits over a diminishing water supply. They reported mixed progress.

Understanding how water moves through the Earth system is fundamental to predicting climate impacts and ensuring sustainable water management. Yet despite decades of research, uncertainties persist ...

Arizona and the six other states face a Feb. 14 deadline to strike a new water sharing agreement. Cuts are surely coming.

Leaders of the system which brings Colorado River water to Phoenix and Tucson say cutbacks outlined in federal plans would harm the area.

Add Yahoo as a preferred source to see more of our stories on Google. With their funding source under review by the Trump administration, states and the federal government are continuing a mission to ...