As Arizona and other western states face ongoing drought conditions, the region's pine forests are becoming more vulnerable to bark beetles, which attack and kill stressed trees, increasing wildfire danger. NAU researcher ...
Ecology
Feb 17, 2015
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28
Trees and the insects that eat them wage constant war. Insects burrow and munch; trees deploy lethal and disruptive defenses in the form of chemicals.
Ecology
Dec 31, 2012
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0
An army of rice-grain-sized beetles, attracted by warming weather, has moved into Canada's western forests, where its tree massacre is causing the mercury to rise yet further, a study said Sunday.
Environment
Nov 25, 2012
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Severe drought, insect infestation and poor forest management have combined in recent years to kill millions of trees in the American West—130 million in California alone—and provide fuel for huge wildfires.
Environment
Oct 2, 2018
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27
New research from the University of Alberta's Faculty of Agricultural, Life and Environmental Sciences shows that pine beetle attacks not only lead to the death of adult trees, but can also leave the next generation of pine ...
Ecology
Jun 23, 2015
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38
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 ...
Ecology
May 31, 2011
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0
A beetle that has killed millions of acres of pines in southern forests is munching its way north, and new research suggests its tree-killing prowess could be magnified in cooler climes.
Ecology
Jun 10, 2018
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(PhysOrg.com) -- Although the mountain pine beetle epidemic has largely run its course in north-central Colorado, insect and disease activity continued to stress the state’s forests in 2010.
Environment
Feb 16, 2011
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0
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.
Biotechnology
Jan 24, 2011
1
0
A hybrid population of mountain pine beetles is set to do further damage to one of Canada's most iconic regions.
Plants & Animals
Feb 19, 2018
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