When pondering how big an acre is, nothing brings perspective ... Ever wonder how much premium real estate the Grand Canyon ...

The U.S. Bureau of Reclamation is studying several options for Glen Canyon Dam to maintain its power production at lower Lake Powell water levels. The modifications are aimed at keeping ...

Today, their work offers botanists the only written record of the plants that existed in the canyon prior to the construction of Glen Canyon Dam, which transformed the landscape. Clover and Jotter ...