(Phys.org) —Twenty researchers—more than half of them Simon Fraser University graduates and/or faculty—could become eastern Canada's knights in shining white lab coats. A paper detailing their newly created sequencing ...

Biology - Biotechnology

Apr 05, 2013 5 / 5 (1) 0

The sequencing and assembly of the genome of the mountain pine beetle, Dendroctonus ponderosae, is published online this week in Genome Biology. The species is native to North America, where it is current ...

Biology - Biotechnology

Mar 26, 2013 not rated yet 0

(Phys.org) —Billions of trees killed in the wake of mountain pine beetle infestations, ranging from Mexico to Alaska, have not resulted in a large spike in carbon dioxide released into the atmosphere, contrary ...

Space & Earth - Environment

Mar 25, 2013 4 / 5 (5) 23 |

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.

Biology - Ecology

Dec 31, 2012 5 / 5 (1) 3 |

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.

Space & Earth - Environment

Nov 25, 2012 4.6 / 5 (9) 35

A recent study by a team of scientists from the U.S. Forest Service's Pacific Southwest and Pacific Northwest research stations, and the University of Idaho confirms the important role climate plays on bark beetle outbreaks. ...

Biology - Ecology

Nov 12, 2012 not rated yet 1

A new University of Colorado Boulder study shows for the first time that episodes of reduced precipitation in the southern Rocky Mountains, especially during the 2001-02 drought, greatly accelerated development ...

Biology - Ecology

Nov 05, 2012 5 / 5 (2) 0 |

New research concludes that a one-two punch of drought and mountain pine beetle attacks are the primary forces that have killed more than 2.5 million acres of pinyon pine and juniper trees in the American ...

Biology - Ecology

Jun 27, 2012 5 / 5 (2) 0

(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 ...

Biology - Ecology

Mar 28, 2012 3 / 5 (2) 0

(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 ...

Biology - Ecology

Mar 15, 2012 not rated yet 0

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 ...

Space & Earth - Environment

Jun 08, 2011 4.5 / 5 (8) 0

If you saw red when visiting the northern Front Range foothills over the past few weekends, you’re not alone.

Biology - Ecology

Jun 07, 2011 not rated yet 0

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 ...

Biology - Ecology

May 31, 2011 not rated yet 0

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 ...

Biology - Ecology

Apr 04, 2011 not rated yet 0

(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.

Space & Earth - Environment

Feb 16, 2011 not rated yet 0