A new technique using dissolved noble gas tracers sheds light on how water moves through an aquifer, with implications for water resources and their vulnerability to climate change.
Instruments and techniques: modeling
Posted inNews
How Infrastructure Standards Miss the Mark on Snowmelt
Nationwide, civil engineers consider precipitation values from NOAA to design their structures. But those values are missing another contributor to flood risk: snowmelt.
Posted inEditors' Highlights
New Isotope Model Predicts Denitrification from Riparian Zones
A new model quantifies the relative contributions of denitrification and other processes of nitrogen uptake, such as by plants, from groundwater in riparian areas around streams.
Posted inNews
Simplifying How (and When and Where) Snow Turns into Flow
A Montana researcher has developed a map for predicting how climate change may alter the water supply.
Posted inResearch Spotlights
How Mesquite Trees Gain a Competitive Edge in Arid Arizona
A new study shows that mesquites employ hydraulic redistribution to move water between soil layers in the savannas of Santa Rita.
Posted inEditors' Vox
Above and Below: Understanding River-Groundwater Exchanges
Field data, new technologies, numerical modelling, and geostatistical methods can be combined to improve understanding of the interactions between surface water and groundwater.
Posted inEditors' Vox
Tracing Water Through the Critical Zone
The authors of a recent paper in Reviews of Geophysics describe how isotope hydrology offers new insights into interactions at the interface between soil, vegetation, and the atmosphere.
Posted inResearch Spotlights
When Rivers and Tides Collide
Scientists review several decades of research on the complex freshwater reach where fluvial and tidal forces meet.
Posted inEditors' Vox
Tidal River Dynamics
Tidal rivers are a vital and little studied nexus between physical oceanography and hydrology.
Posted inScience Updates
Satellite Data for Water Resources Management
2015 NASA Applied Sciences Program, Water Resources Team Meeting; College Park, Md., 3–4 March 2015