Plants and fluctuating river flow work together to balance vertical sediment buildup with sediment delivery to the delta’s edge.
Rivers
Posted inResearch Spotlights
Why Are Arctic Rivers Rising in Winter?
Increased glacial melt is boosting winter streamflows by filling aquifers, a new study on an Alaskan river suggests.
Posted inResearch Spotlights
Deciphering Deluges
New modeling approach reexamines two key assumptions about flooding.
Posted inResearch Spotlights
What Controls the Shape of Steep Mountain Streams?
The shape of steep river streams changes systematically with channel slope, but field data and theoretical analysis reveal that slope is not the sole factor in setting a channel’s form.
Posted inResearch Spotlights
Tracing Land to Ocean River Transport with Cosmogenic Isotopes
Beryllium stored in marine sediments can help scientists study erosion and other environmental changes.
Posted inEditors' Vox
Small Streams Make Big Contribution to Carbon Cycle
A recent paper in Reviews of Geophysics discussed the carbon dynamics of headwater streams.
Posted inResearch Spotlights
A New Model for River Meanders
A river’s twists and turns are shaped by its past flood events.
Posted inScience Updates
Protecting Water Resources Through a Focus on Headwater Streams
Where Land Becomes Stream: Connecting Spatial and Temporal Scales to Better Understand and Manage Catchment Ecosystems; Rennes, France, 7–8 March 2017
Posted inResearch Spotlights
River Plumes near the Equator Have Major Effects on Oceans
Every second, the Congo sends millions of gallons of freshwater deep into the Atlantic, influencing marine plants and wildlife.
Posted inResearch Spotlights
How Do Rivers Flow over Bedrock?
A study questions whether the hydraulics of rivers that lack loose sediments along their bottoms can be accurately depicted by standard equations for flow over sediment.