Researchers investigate the factors that cause river terraces to form.
erosion & weathering
Posted inResearch Spotlights
Plunging into Waterfall Sediment Transport Modeling
A first-of-its-kind model describes how pools at the base of waterfalls adjust their depth to keep up with sediment flow.
Posted inScience Updates
Where Curiosity Has Taken Us
The Curiosity rover, one of NASA's flagship missions, analyzes Martian geology, geochemistry, climatology, and radiation to assess whether Mars could have supported microbial life.
Posted inNews
How Bat Breath and Guano Can Change the Shapes of Caves
Researchers working in caves in Borneo and elsewhere are finding evidence that biological processes shape many tropical caves by slowly eating away at surrounding rock.
Posted inResearch Spotlights
What Formed These Curious Ripples on Mars?
Dunes, ridges, or something else? Scientists seek to understand the origins of transverse aeolian ridges.
Posted inResearch Spotlights
Largest Grains Dominate River Bedrock Erosion Rates
The effect of particle size on bedrock erosion rates adds complexity to modeling bedrock channel evolution.
Posted inScience Updates
The Importance of Dunes on a Variety of Planetary Surfaces
The Fourth International Planetary Dunes Workshop: Integrating Models, Remote Sensing, and Field Data; Boise, Idaho, 19–22 May 2015
Posted inResearch Spotlights
Dynamics of the Earth's Surface in the Eastern Tibetan Plateau
River erosion increased rapidly following rock uplift events in the plateau approximately 11 million years ago.
Posted inResearch Spotlights
How a River Gets Its Width
A new model of deposition and erosion on river banks allows scientists to study how the banks control their stream’s width.
Posted inResearch Spotlights
Hillslopes Regulate Sediment Supply to River Channels
New study rethinks dynamics of runoff-driven erosion in response to rainstorms.