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floods

Rescuers search for survivors on 2 April 2017 after floodwaters carrying mud and debris inundated parts of Mocoa, Colombia.
Posted inScience Updates

How Landslides Become Disasters

by P. Lehmann, J. von Ruette and D. Or 27 August 201825 January 2023

A new modeling platform, tested on two recent natural disasters, simulates conditions that dump landslide debris into rain-swollen rivers, often causing more damage than the landslides themselves.

A better definition of nuisance flooding could help communities prepare and respond to hazardous events.
Posted inResearch Spotlights

What Is a Nuisance Flood, Exactly?

by E. Underwood 20 August 20186 March 2023

A more precise definition could help cities and governments prepare and respond to hazards.

Floodplain lakes and inundated forest near the Yukon River at Yukon Flats National Wildlife Refuge in Alaska.
Posted inScience Updates

How Much Land Surface Is Under Water at Any Given Time?

by T. M. Pavelsky and J. T. Minear 15 August 201810 March 2023

NASA Workshop on Remote Sensing of Inundation Extent; Boulder, Colorado, 21–22 May 2018

Posted inEditors' Vox

Seeing Surface Water From Space

by C. Huang 1 August 201815 March 2023

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.

Global Flood Hazard: Applications in Modeling, Mapping and Forecasting
Posted inEditors' Vox

The Challenges of Global Flood Hazard Mapping and Prediction

by G. J.-P. Schumann 9 July 201827 February 2023

A new book presents the latest tools in remote sensing technologies and modeling approaches for addressing challenges and meeting future needs in global flood hazard mapping and prediction.

A sudden monsoon downpour sweeps across a desert valley in Arizona.
Posted inFeatures

When Environmental Forces Collide

by T. Wahl, P. J. Ward, H. C. Winsemius, A. AghaKouchak, J. Bender, I. D. Haigh, S. Jain, M. Leonard, T. I. E. Veldkamp and S. Westra 27 June 20189 March 2023

Multiple factors often interact to amplify the effects of severe storms, droughts, and other extreme water-related events.

Sea level rise on a reef-lined island coast
Posted inScience Updates

Challenges of Forecasting Flooding on Coral Reef–Lined Coasts

by C. D. Storlazzi 16 May 20183 October 2022

Understanding Flooding on Reef-lined Island Coasts Workshop; Honolulu, Hawaii, 5–7 February 2018

Imja Lake—the long, silty lake in this 2010 photo—has grown in front of Imja and Lhotse Shar glaciers (top right) in the Himalayas.
Posted inNews

Satellite Data Archives Reveal Unrecorded Himalayan Floods

Katherine Kornei, Science Writer by Katherine Kornei 8 May 201819 October 2021

Almost 30 years’ worth of Landsat observations created a comprehensive inventory of catastrophic floods caused by glacial lakes bursting through their rock dams.

Researchers trace the impact of severe storms through tree ring growth patterns in coastal forests
Posted inResearch Spotlights

Impact of Hurricanes and Nor’easters on Coastal Forests

by S. Witman 3 April 201827 October 2022

Scientists trace severe storms’ effects through tree ring growth patterns.

Posted inEditors' Highlights

A City’s Challenge of Dealing with Sea Level Rise

by Marc F. P. Bierkens 29 March 201825 May 2022

A well-developed case study in Ho-Chi Min City, Vietnam, exemplifies how other mega-cities located on deltas could face the major challenge of adapting to rising sea-level.

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