Les images satellite permettent de mesurer les oscillations du lac de lave du Nyiragongo (RD Congo). Ces mesures renseignent sur la dynamique du volcan et aident à anticiper ses éruptions futures.
remote sensing
Posted inEditors' Highlights
Tracking Lava Lake Levels at an African Volcano from Space
Satellite data from Nyiragongo Volcano, Democratic Republic of Congo, track changes in summit-crater lava levels that provide a window into eruption dynamics and aid in forecasting future activity.
Posted inNews
Una nueva pista sobre el colapso de la plataforma de hielo antártica
Un tipo particular de tormenta coincidió con 13 de los 21 eventos recientes de desprendimiento en la Antártida.
Posted inEditors' Highlights
Improved Understanding of Runoff Dynamics in the Yangtze River Basin
Satellite data combined with in-situ observations on terrestrial water storage change and human water consumption provides a more accurate picture of runoff dynamics at sub-basin scale.
Posted inNews
A New Clue to Antarctic Ice Shelf Collapse
A particular kind of storm coincided with 13 of the 21 recent calving events in Antarctica.
Posted inScience Updates
A Sharper Look at the World’s Rivers and Catchments
Digital hydrographic maps have transformed global environmental studies and resource management. A major database update will provide even clearer and more complete views of Earth’s waterways.
Posted inEditors' Highlights
Debris Flows Keep the Landscape on the Straight and Narrow
New methods for identifying debris flow-shaped channels improve hazard quantification and highlight how high uplift rates and fractured bedrock facilitate debris flow-dominated landscape evolution.
Posted inNews
Satellites Reveal Slow Shift of the Entire Boreal Biome
According to a new study, warmer temperatures and high soil nitrogen levels are causing Earth’s largest land biome to advance northward.
Posted inNews
Ice Towers May Hold Promise—and Water—for Some Cold, Dry Places
A new study that cues into the formation of ice cones for storing glacial meltwater reveals how the structures can be built more efficiently and which climatic conditions work best.
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Warmer Nights Are Adding Fuel to Nighttime Fires
Cool, moist nights are rarer than they were a few decades ago, and that’s giving wildfires an edge over crews trying to hold fire lines.