River researchers find a mathematical relationship that predicts the average shape of a riverbed over a defined distance, opening the door to new ideas about modeling braided rivers.
sediments
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 inResearch Spotlights
Earthquakes May Prevent Underwater Landslides
Smaller quakes around the active edge of continental plates may contribute to increased stability by promoting compaction and solidifying the top 100 meters of seafloor sediment.
Posted inNews
Scientists Find the Point of No Return for Antarctic Ice Cap
Varying amounts of glacial debris in a core of ancient sediment show the ice cover grew and shrank until airborne carbon dioxide levels fell below 600 parts per million, spurring steady growth.
Posted inResearch Spotlights
Satellites Reveal Dynamics of Suspended Mineral Particles
A case study of the Irish Sea evaluates the use of ocean color data to measure the optical properties of sedimentary particles in offshore waters.
Posted inResearch Spotlights
How Sediment Transport Sways Wetland Stability
Scientists examine the role of variables like tides and suspended sediment concentration to improve methods of evaluating coastal wetlands and how they may respond to future sea level rise.
Posted inResearch Spotlights
Sediment Transport Capacity Carries Many Meanings
The current definitions of sediment transport capability don't match up with observations of actual geomorphic systems.
Posted inNews
Antarctic Sediment Plume Disrupts Deep-Water Community
Increased sedimentation from a melting glacier inhibits filter feeders in an Antarctic fjord.
Posted inNews
Researchers Track Underwater Avalanches Like Never Before
Using beach ball–like detectors, researchers set out to determine how sediments, which could contain toxic contaminants, travel through submarine canyons to greater depths.
Posted inFeatures
Contaminated Sediment and Dam Removals: Problem or Opportunity?
Restoring rivers to their free-flowing state promises a host of environmental benefits, but contaminated sediments may cloud the picture.