A new study shows that losses are global in both arid and humid regions and could have significant impacts on a quarter of Earth’s population.
Landsat
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As the Arctic Warms, These Rivers Are Slowing Down
The Arctic is warming up, but instead of large rivers migrating faster, they’re actually slowing down because of shrubification.
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Alaskan Glaciers Advance and Retreat in Satellite Imagery
Researchers tracked 19 maritime glaciers in Kenai Fjords National Park over several decades and found that tidewater glaciers tended to experience less ice loss than other types of glaciers.
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Satellites Show Magnitude of Human Influence on River Sediment Flux
Dam-building has decreased the amount of sediment transported by rivers, while land use changes have increased the amount.
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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.
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Una nueva herramienta crea rápida y gratuitamente mapas de inundaciones para el sur global
Un nuevo programa en línea puede trazar rápidamente los contornos de inundaciones pasadas, permitiendo que los países con escasez de datos se preparen para futuros desastres.
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New Tool Crafts Fast, Free Flood Maps for the Global South
A new online program can quickly map the outlines of past floods, allowing data-scarce countries to prepare for future disasters.
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Indigenous Peoples Harness Space Technology to Stop Deforestation
Satellite observations have long been used to detect deforestation, and a new study shows that giving Indigenous groups greater access to these data can improve response times and reduce tree cover loss.
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Amazon Forests Are Turning into Savannas
Floodplain forests have low resilience to repeated exposure to wildfires. As climate change increases the instances of fires, forests may transform to less productive grassland ecosystems.
Posted inEditors' Highlights
Gauging Ungauged River Basins with Smart Remote Sensing
A clever combination of hydrologic modelling and discharge estimates from the Landsat satellite provides good discharge estimates throughout the Missouri river basin.