According to a new study, warmer temperatures and high soil nitrogen levels are causing Earth’s largest land biome to advance northward.
Landsat
Posted inNews
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.
Posted inNews
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.
Posted inNews
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.
Posted inNews
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.
Posted inFeatures
A Slippery Slope: Could Climate Change Lead to More Landslides?
Scientists investigate whether warming temperatures and changing rainfall patterns could be triggering more landslides in mountainous areas.
Posted inScience Updates
Earth Observations Inform Cities’ Operations and Planning
Rio de Janeiro, Brazil, and Chicago, Ill., are using NASA Earth observations to map, monitor, and forecast water and air quality, urban heat island effects, landslide risks, and more.
Posted inScience Updates
Using Landsat to Take the Long View on Greenland's Glaciers
A new web-based data portal gives scientists access to more than 40 years of satellite imagery, providing seasonal to long-term insights into outflows from Greenland's ice sheet.