Annual controlled floods from one of America's largest dams are rebuilding the sandbars of the iconic Colorado River.
sediments
Posted inResearch Spotlights
Surface Folds Hint at Magnitude of Slip Along Thrust Faults
The shape of deformed sediments at the surface may allow researchers to estimate the cumulative slip along thrust faults such as the Chelungpu fault in Taiwan.
Posted inNews
Ancient Roman Aqueducts Could Spill Climate Secrets
Thick layers of mineral deposits that coat the aqueducts could provide a vast pool of information about climate during the Roman Empire.
Posted inResearch Spotlights
Shape of Stream Channels Gives Clues to Sediment Size
The shape can also reveal information on the force required to carve sediment from its bank.
Posted inResearch Spotlights
Tracking Down a Subduction Zone Earthquake
Researchers use computer simulations to find the date and earthquake source of an ancient tsunami that deposited sediment in a Hawaii sinkhole.
Posted inResearch Spotlights
Exploring How Water Flow Affects Bed Forms in Different Environments
In a flat sand bed, water creates undulating features.
Posted inResearch Spotlights
Hillslopes Regulate Sediment Supply to River Channels
New study rethinks dynamics of runoff-driven erosion in response to rainstorms.
Posted inResearch Spotlights
Modeling Sand Grains in Water
Scientist creates a numerical model that explores sediment transport.
Posted inResearch Spotlights
Silk Insect Nets Can Reshape Creek Beds
Colonies of tiny caddisflies slow stream sediment transport with their silk nets.
Posted inResearch Spotlights
Where Does the Bed of a River Change from Gravel to Sand?
Analysis of the Fraser River suggests that riverbed sediments shift abruptly depending on river slope changes and water speed.