Imágenes satelitales de nuevas y brillantes hojas revelan cambios que producirán un efecto de cascada en diversos ecosistemas al este de los Estados Unidos.
trees
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Mapping Rwanda’s Trees from Above
Researchers used both aerial and satellite imagery, as well as machine learning, to map the carbon stock of every overstory tree in Rwanda—the first such inventory in the world.
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Roughed-Up Hillsides Reveal Tree-Toppling Winds
Researchers are reading pockmarks in the forest floor to study the uprooting of trees in southern Indiana and estimate how fast winds howled through the forest in the past.
Posted inResearch Spotlights
To Estimate Plant Water Use, Consider the Xylem
New research shows that chemical isotopes from plant xylem can improve representations of the forest water cycle.
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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.
Posted inResearch Spotlights
Amazon Basin Tree Rings Hold a Record of the Region’s Rainfall
New research provides a 200-year reconstruction of interannual rainfall in the Amazon basin using oxygen isotopes preserved in tree rings in Ecuador and Bolivia.
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Evaluando los beneficios del urbanismo verde
Las comunidades de las ciudades necesitan considerar si la absorción del agua o los beneficios del enfriamiento son más importantes al diseñar los espacios verdes urbanos.
Posted inResearch Spotlights
Plants Need a Lot of Power to Pump Sap
A novel calculation reveals how much power plants need to move water through their stems—and how plants gain energy from the process.
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Melting Sea Ice May Mean the End of Driftwood in Iceland
Driftwood floats thousands of kilometers from Siberia to Iceland, but it may drift no longer by 2060 due to climate change.