News tagged with pine trees
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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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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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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Vietnam store makes Christmas tree from cellphones
(AP) -- Southeast Asia is closer to the equator than the North Pole, but an electronics store in Vietnam is ringing in the holidays with a 15-foot Christmas tree made from more than 2500 unusable cellular ...
Dec 23, 2011 |
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Satellite data shows that Kirtland's warblers prefer forests after fire
(PhysOrg.com) -- Kirtland's warblers are an endangered species of lightweight little birds with bright yellow-bellies that summer in North America and winter in the Bahamas. But be it their winter or their ...
Dec 07, 2011 |
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'Southern Pine Beetle II': Current state of knowledge on an important forest pest
The USDA Forest Service Southern Research Station (SRS) today announced the publication of a new synthesis of research on the southern pine beetle, a native bark beetle that impacts both the economic and ecological well-being ...
Oct 25, 2011 |
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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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Is root grafting a positive, cooperative behavior in trees?
Trees are often viewed as individuals that compete with one another for access to limited resources. But could trees in stressed environments actually benefit from positive, facultative interactions? The ...
Jun 08, 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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Storing seeds for a rainy day -- or in this case, a fire
As mountain pine beetles march across the forests of western North America, these insects may kill millions of pine trees during a single outbreak. A rise in overall temperatures over the past several years has increased ...
May 31, 2011 |
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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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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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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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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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