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Environmental News Network - Climate Impacts Drive East-West Divide in Forest Seed Production


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Younger, smaller trees that comprise much of North America’s eastern forests have increased their seed production under climate change, but older, larger trees that dominate forests in much of the West have been less responsive, a new Duke University-led study finds.
Younger, smaller trees that comprise much of North America’s eastern forests have increased their seed production under climate change, but older, larger trees that dominate forests in much of the West have been less responsive, a new Duke University-led study finds.
Declines in these trees’ seed production, or fecundity, could limit western forests’ ability to regenerate following the large-scale diebacks linked to rising temperatures and intensifying droughts that are now occurring in many states and provinces. ....

United States , Jamess Clark , Duke University , North America , Duke University Led , North American , Nicholas Distinguished Professor , Environmental Science , ஒன்றுபட்டது மாநிலங்களில் , ஜமெஸ்ச் கிளார்க் , டியூக் பல்கலைக்கழகம் , வடக்கு அமெரிக்கா , டியூக் பல்கலைக்கழகம் வழிநடத்தியது , வடக்கு அமெரிக்கன் , நிக்கோலஸ் புகழ்பெற்ற ப்ரொஃபெஸர் , சுற்றுச்சூழல் அறிவியல் ,

Climate impacts drive east-west divide in forest seed production


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IMAGE: Mature western forests, such as this stand of mixed conifers in California s Sequoia National Park, may be less able than younger forests back East to reseed themselves and regenerate following.
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Credit: USGS
DURHAM, N.C. Younger, smaller trees that comprise much of North America s eastern forests have increased their seed production under climate change, but older, larger trees that dominate forests in much of the West have been less responsive, a new Duke University-led study finds.
Declines in these trees seed production, or fecundity, could limit western forests ability to regenerate following the large-scale diebacks linked to rising temperatures and intensifying droughts that are now occurring in many states and provinces. ....

United States , Shubhi Sharma , Jenniferj Swenson , Christopherl Kilner , Samantha Sutton , Chantald Reid , Renata Poulton Kamakura , Williamh Schlesinger , Jamess Clark , Grenoble Alpe Institute National De Recherche , Nature Communications , Belmont Forum , Duke Nicholas School Of The Environment , National Ecological Observation Network , National Science Foundation , North America , Duke University Led , North American , Nicholas Distinguished Professor , Environmental Science , Mast Inference , Jordan Luongo , Ethan Ready , Enseignement Superieur De La Recherche , Planet Great , Nicholas School ,