A flood that thundered through eastern Nepal in July 2016 left a telltale seismic signature and caused more erosion than local monsoon rains, new research shows.
floods
Posted inOpinions
Millions More Americans Face Flood Risks Than Previously Thought
A different modeling approach fills large gaps in the U.S. government’s flood risk estimates, revealing previously overlooked at-risk areas often surrounding small flood-prone streams.
Posted inScience Updates
Lightning: A New Essential Climate Variable
Lightning is a symptom and a cause of climate change. A recently established task team is working to make lightning data available and useful for climate science and service applications.
Posted inEditors' Highlights
Insensitivity of Total Sediment Flux to Hydraulic Details
The total sediment mass transported by flow under different sets of regimes is insensitive to the exact details of hydraulic forcing, but what matters is cumulative transport capacity.
Posted inNews
Massive Ocean Waves May Play a Role in Nuisance Flooding
When huge planetary waves that spawn in the open ocean reach land, they can raise local sea levels along the coast. Could tracking these waves help scientists predict flooding months in advance?
Posted inResearch Spotlights
What Is a Nuisance Flood, Exactly?
A more precise definition could help cities and governments prepare and respond to hazards.
Posted inScience Updates
How Much Land Surface Is Under Water at Any Given Time?
NASA Workshop on Remote Sensing of Inundation Extent; Boulder, Colorado, 21–22 May 2018
Posted inEditors' Vox
Seeing Surface Water From Space
Satellite-based optical sensors can detect, measure and monitor changes in lakes, reservoirs, rivers and wetlands, providing useful data with multiple applications for science and society.
Posted inNews
Satellite Data Archives Reveal Unrecorded Himalayan Floods
Almost 30 years’ worth of Landsat observations created a comprehensive inventory of catastrophic floods caused by glacial lakes bursting through their rock dams.
Posted inResearch Spotlights
Impact of Hurricanes and Nor’easters on Coastal Forests
Scientists trace severe storms’ effects through tree ring growth patterns.