News tagged with pine trees
No longer pining for organic molecules to make particles in the air
(PhysOrg.com) -- The fresh scent of pine has helped atmospheric scientists find missing sources of organic molecules in the air -- which, it could well turn out, aren't missing after all. In work appearing ...
Space & Earth / Earth Sciences
Jan 24, 2011 |
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Genome of blue stain fungus evolved to bypass tree defense in mountain pine beetle epidemic
The genome of the fungus that helps mountain pine beetles infect and kill lodgepole pines has been decoded in a University of British Columbia study.
Jan 24, 2011 |
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Gone with the wind: Far-flung pine pollen still potent miles from the tree
When forest biologist Claire Williams boards ferries bound for North Carolina's Outer Banks, the barrier islands that line the NC coast, ferry captains call her the "Pollen Lady."
Apr 05, 2010 |
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Japan studies flora and fauna near Fukushima plant
Japanese scientists are studying how radiation has affected plants and animals living near the crippled Fukushima nuclear plant, according to an official.
Jan 30, 2012 |
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Finland's UPM to make biodiesel from wood pulp
Finnish papermaker UPM said Wednesday it plans to build the world's first industrial-scale plant to refine a byproduct of wood pulp into biodiesel.
Technology / Energy & Green Tech
Feb 01, 2012 |
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Blast from the past: Jack pine genetics support a coastal glacial refugium
Can a road-trip across eastern North America, ancient ice sheets, and DNA samples unlock the ancestral history of jack pine trees? Julie Godbout and colleagues from the Université Laval, Quebec, Canada, certainly hoped ...
Nov 29, 2010 |
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Ancient high-altitude trees grow faster as temperatures rise
PIC=32536:left]Increasing temperatures at high altitudes are fueling the post-1950 growth spurt seen in bristlecone pines, the world's oldest trees, according to new research.
Space & Earth / Earth Sciences
Nov 16, 2009 |
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Warm winters mean more pine beetles, tree damage
(PhysOrg.com) -- Some populations of mountain pine beetles now produce two generations of tree-killing offspring annually, dramatically increasing the potential for bugs to kill lodgepole and ponderosa pine ...
Mar 28, 2012 |
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Discovery of pine beetles breeding twice in a year helps explain increasing damage, researchers say
(PhysOrg.com) -- Long thought to produce only one generation of tree-killing offspring annually, some populations of mountain pine beetles now produce two generations per year, dramatically increasing the ...
Mar 15, 2012 |
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Biosphere 2 experiment shows how fast heat could kill drought-stressed trees
Widespread die-off of piñon pine across the southwestern United States during future droughts will occur at least five times faster if climate warms by 4 degrees Celsius, even if future droughts are no worse ...
Apr 13, 2009 |
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New technique to help pine forests adapt to climate change, bioenergy use
A breakthrough in pine tree breeding will lead to forests better adapted to climate change and bioenergy use, University of Florida researchers report.
Oct 07, 2011 |
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Danger lurks underground for oak seedlings
Scientists trying to understand why oaks are starting to disappear from North American forests may need to look just below the surface to find some answers.
Mar 03, 2009 |
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MSU Archaeology Team's latest find: 16,000-year-old sand dune
(PhysOrg.com) -- A team of MSU researchers and archaeology students has confirmed the existence of an undisturbed, prehistoric sand dune beneath a grove of pine trees between Demonstration Hall and Munn Ice ...
Other Sciences / Archaeology & Fossils
Sep 21, 2009 |
4.6 / 5 (5) |
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Mountain pine beetle marching east from Alberta
A University of Alberta-led research team has determined that the mountain pine beetle has invaded jack pine forests in Alberta, opening up the possibility for an infestation that could stretch across the Prairies and keep ...
Apr 04, 2011 |
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Mountain pine beetle activity may impact snow accumulation and melt
A new University of Colorado Boulder study indicates the infestation of trees by mountain pine beetles in the high country across the West could potentially trigger earlier snowmelt and increase water yields ...
Jun 08, 2011 |
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