Artificial levees in the Lower Mississippi River bypass floodplain processing and increase delivery of carbon to the ocean.
rivers
Posted inFeatures
The New River Gorge: Ancient River, Old Mines, New National Park
Living in Geologic Time: Regrowth and resiliency bring new accolades to one of the world’s oldest rivers.
Posted inEditors' Highlights
Gauging Ungauged River Basins with Smart Remote Sensing
A clever combination of hydrologic modelling and discharge estimates from the Landsat satellite provides good discharge estimates throughout the Missouri river basin.
Posted inEditors' Highlights
Thawing Permafrost May Cause Streams to Cool
Permafrost thawing associated with climate warming increases contributions to streamflow by deeper, cooler groundwater flow paths, which may result in lower summer stream temperatures.
Posted inNews
Pharmaceuticals Pollute the Ganges
Scientists report a cocktail of antibiotics, anti-inflammatory drugs, and personal care products found near two pilgrimage cities along the river.
Posted inNews
European Colonists Dramatically Increased North American Erosion Rates
Around 200 years ago, when conversion of land for agriculture became more widespread, the amount of sediment accumulating in riverbeds across the continent jumped tenfold.
Posted inNews
Waterways Change as Cities Grow Nearby
Using multidecadal data sets, researchers have traced how urbanization affects streamflow across the continental United States.
Posted inEditors' Highlights
Stream Hydraulic Geometry 1.01
New research provides a theoretical explanation of channel cross section geometry dependence on flow rate that is commonly observed and described with power-laws.
Posted inEditors' Highlights
Evaporation Reverses Groundwater Flow and Forms Hyper-Salinity
A numerical model of groundwater-surface water systems shows how floodplain evaporation can reverse stream-groundwater flow and produce strong buoyancy changes associated with salinity.
Posted inScience Updates
Reimagining the Colorado River by Exploring Extreme Events
Workshops exploring environmental, social, and political scenarios to prepare for negotiating new Colorado River water management guidelines took on added realism when the COVID-19 pandemic started.