Large river networks — such as those that funnel into the Colorado and Mississippi rivers — may seem to be permanent features of a landscape. In fact, many rivers define political boundaries that have ...

Billions of years ago, it rained on Mars. The water collected in valleys and rivers, filled and spilled over the rims of craters, and was funneled into canyons, perhaps even making its way to a large ...

Boulder, Colo. - The August-September issue of GEOSPHERE, published in electronic format only by the Geological Society of America, is now available online. Geology topics of interest include a ...

The erosional landscape evolves as the joint product of both tectonic activity and climate. The morphology of the long profiles of active rivers has been proven to be an archive to preserve and record ...

BREVARD COUNTY, Fla. – A major engineering project has reversed the flow of water in a century-old canal to protect the Indian River Lagoon and restore a natural watershed divide in Brevard County.