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remote sensing

Researchers map continental deformation in northwestern Tibet.
Posted inResearch Spotlights

New Insights into Continental Deformation in Northwestern Tibet

by Terri Cook 9 May 201813 April 2022

A new surface velocity map shows strain localized along major strike-slip features, suggesting the central Tibetan Plateau is not deforming as a fluid in response to gravitational collapse.

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.

Posted inEditors' Highlights

Calibrating Hydrological Models by Satellite

by Marc F. P. Bierkens 2 May 20189 February 2023

Hydrological models are usually calibrated using observations of streamflow, but a new method uses remotely sensed land surface temperature for this purpose.

Satellite image of an algae bloom near the Falkland Islands, one example of ocean color imagery that OCView can interpret.
Posted inScience Updates

Interactive Online Maps Make Satellite Ocean Data Accessible

by K. Mikelsons and M. Wang 1 May 201822 October 2021

A new online resource from the National Oceanic and Atmospheric Administration provides an interactive view of global satellite ocean color and true-color imagery.

A 28 January 2014 snowstorm brought traffic in Birmingham, Ala., to a standstill.
Posted inScience Updates

Snowfall Rates from Satellite Data Help Weather Forecasters

by R. Ferraro, H. Meng, B. Zavodsky, S. Kusselson, D. Kann, B. Guyer, A. Jacobs, S. Perfater, M. Folmer, J. Dong, C. Kongoli, B. Yan, N.-Y. Wang and L. Zhao 23 April 201818 February 2022

A new data product calculates snowfall rates from weather data beamed directly from several satellites, helping meteorologists provide fast, accurate weather reports and forecasts.

Researchers use radar imaging to examine how snow temperature influences avalanche behavior
Posted inResearch Spotlights

Peering Beneath the Powder: Using Radar to Understand Avalanches

by Terri Cook 6 April 201831 March 2023

High-resolution radar images from Switzerland’s experimental test site show that snow temperature is a key factor in classifying avalanche behavior.

A new initiative uses satellite data, observations, and communication networks to warn Bangladeshis of cholera hazards.
Posted inScience Updates

Satellites and Cell Phones Form a Cholera Early-Warning System

by A. S. Akanda, S. Aziz, Antarpreet Jutla, A. Huq, M. Alam, G. U. Ahsan and Rita R. Colwell 27 March 201824 February 2023

A new initiative combines satellite data with ground observations to assess and predict the risk of cholera outbreaks in Bangladesh’s vulnerable populations.

Posted inEditors' Highlights

Continental Convection Reaches New Highs

by William J. Randel 12 March 201829 March 2022

Ten years of high-resolution gridded NEXRAD radar data provide a new data set to quantify tropopause-overshooting convection over the continental United States.

Caspian Sea from NASA's Landsat 8
Posted inScience Updates

Toward a Satellite-Based Monitoring System for Water Quality

by N. Pahlevan, S. G. Ackleson and B. A. Shaeffer 5 March 201831 March 2023

Water Quality Workshop for End Users; Greenbelt, Maryland, 27 September 2017

Researchers test a new technique to measure hurricane wind speed from space.
Posted inResearch Spotlights

Measuring Hurricane Wind Speed from Space

Alexandra Branscombe by A. Branscombe 1 March 201825 July 2022

A new technique based on GPS signals could provide better wind speed measurements during hurricanes and cyclones.

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