He proposed building dams on the creeks that feed the Guadalupe, and on the river itself where feasible. "Many of the larger ranches have ownership on both sides of creeks," Hughes said, and could be ...

Major John Wesley Powell conducted geological studies that greatly expanded understanding of the topography of the region.

As the U.S. and other countries expand clean energy, large hydropower dams, often seen as a reliable renewable solution, can come with significant environmental and social costs if not planned ...

Ask any group of Americans what they know about the Hoover Dam and someone will mention the bodies. The story is told on tour buses, referenced in songs, and repeated with total confidence: that ...