In temperate forests, the biomass-building benefits of warmer growing seasons are offset by damaging variability in winter weather—a disparity that climate models may miss.
trees
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First Species-Level Assessment Reveals Extinction Risk in Mesoamerica
Forty-six percent of tree species in Mesoamerica are threatened with extinction. Researchers hope a new regional study will inform targeted conservation strategies.
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Artificial Light Lengthens the Urban Growing Season
New research shows that artificial light at night lengthens the plant growing season in cities, overshadowing the effect of high urban temperatures.
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A New Satellite Material Comes Out of the Woodwork
With lessons learned from their first attempt, Kyoto University scientists hope a second CubeSat made of magnolia will spark an age of wooden spacecraft.
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Deep Root Respiration Helps Break Down Rocks
The carbon dioxide that results from respiration in and around deep roots is an essential component in the chemical weathering of sandstone rock soils.
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Algunos árboles tropicales se benefician de los rayos
Dos imágenes muestran el mismo árbol, antes (izquierda) y después (derecha) del impacto de un rayo. En la imagen de la derecha, el árbol no está cubierto de enredaderas leñosas y algunos de los árboles que lo rodean han muerto.
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As Climate Changes, So Do Gardens Across the United States
Warmer winter temperatures have altered frost patterns and growing seasons across the United States, forcing botanical gardens and arboretums to adapt.
Posted inEditors' Highlights
Revised Emissions Show Higher Cooling in 10th Century Eruption
The associated cooling from the Eldgjá eruption is larger than previously predicted and better matches tree-ring temperature reconstructions based on updated estimated emissions.
Posted inEditors' Highlights
Old Forests in a New Climate
It’s usually cooler under a forest than outside the forest, but that natural temperature buffering didn’t make global warming any less strong during the last 45 years in an old-growth forest of Oregon.