Un grupo de científicos investigaron el impacto de los cambios estacionales en la cantidad y velocidad del carbono que viaja desde la superficie al océano profundo.
seasonal variation
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Ice Cores Record Long-Ago Seasons in Antarctica
Researchers used ice core data to reconstruct seasonal temperatures throughout the Holocene. The results link especially hot summers with patterns in Earth’s orbit.
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Rivers in the Sky Are Hindering Winter Arctic Sea Ice Recovery
Climate change is increasing the frequency of moisture-dumping atmospheric rivers in the Arctic. The storms are pushing back sea ice at a time of year when it should be expanding.
Posted inResearch Spotlights
A Deeper Dive into Wintry, Carbon-Absorbing Antarctic Waters
Cold surface water in the Southern Ocean is a critical component in ocean carbon uptake. A new study profiles it using state-of-the-art research techniques.
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Climate Extremes Threaten California’s Central Valley Songbirds
A “nestbox highway” in California’s Central Valley is guiding songbirds to safe nesting sites and giving scientists a peek at fledgling success in a changing climate.
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Las hojas están brotando más temprano en el Sendero de los Apalaches
Imágenes satelitales de nuevas y brillantes hojas revelan cambios que producirán un efecto de cascada en diversos ecosistemas al este de los Estados Unidos.
Posted inEditors' Highlights
Summer Fire Means Winter Melt
Changing wildfire activity in California may impact seasonal hydrology by causing intense snowmelt during winter in areas where fires extend into higher elevation zones.
Posted inEditors' Highlights
Streamflow Drought Intensification in the European Alps
A five-decade analysis of drought generation processes in the Alps shows their changing seasonality in high-elevation basins with increasingly frequent droughts caused by a lack of snowmelt water.
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Satellite Data Reveal Uptick in Cover Cropping on Farms
Over the course of a decade, farmers growing corn and soybeans in the U.S. Midwest increased their adoption of cover cropping—a tenet of so-called conservation agriculture—by fourfold.
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Leaves Are Springing Up Earlier Along the Appalachian Trail
Satellite images of lustrous new leaves reveal changes that will have cascading effects on diverse ecosystems in the eastern United States.