(Phys.org) —Fifty-million-year-old fossil beetles that fed only on palm seeds are giving Simon Fraser University biologists Bruce Archibald and Rolf Mathewes new information about ancient climates.
Archaeology
May 13, 2014
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The mountain pine beetle is one of the main causes of tree mortality in the pine forests of North America. For example, the insect has killed thousands of acres of pine forest in British Columbia and Alberta, and as a result, ...
Ecology
May 9, 2023
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35
Ponderosa pine forests in the Sierra Nevada that were wiped out by western pine beetles during the 2012-2015 megadrought won't recover to pre-drought densities, reducing an important storehouse for atmospheric carbon.
Plants & Animals
Apr 5, 2023
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141
As a warming climate invites the destructive southern pine beetle to expand its northern range, the cooler weather in this new habitat can potentially increase the lethality of the insect's assault on trees, according to ...
Ecology
May 31, 2018
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31
Researchers at the University of British Columbia have shed new light on how mountain pine beetles produce an important pheromone called trans-verbenol, which could aid in efforts to better predict outbreaks.
Plants & Animals
Mar 19, 2018
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23
Over the next few decades, global warming-related rises in winter temperatures could significantly extend the range of the southern pine beetle—one of the world's most aggressive tree-killing insects—through much of the ...
Environment
Aug 28, 2017
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26
The mountain pine beetle has destroyed more than 40 million acres of forest in the western United States. That amounts to an area the size of Washington state that is strewn with conifers left for dead.
Energy & Green Tech
May 2, 2017
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408
Do severe wildfires make forests in the western United States more susceptible to future bark beetle outbreaks?
Environment
Nov 7, 2016
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Western U.S. forests killed by the mountain pine beetle epidemic are no more at risk to burn than healthy Western forests, according to new findings by the University of Colorado Boulder that fly in the face of both public ...
Environment
Mar 23, 2015
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41
It is universally acknowledged that the New York subway is grubby. What may come as a shock is that it contains DNA fragments linked to anthrax and bubonic plague.
Cell & Microbiology
Feb 6, 2015
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