Sentences with phrase «mountain pine»

The Rocky Mountain pine bark beetle had been just decimating the western slope of the range from Wyoming to New Mexico.

HOW DOES TRAFFIC SCHOOL ONLINE WORK IN MOUNTAIN PINE ARKANSAS?

HOW IS THE MOUNTAIN PINE ARKANSAS DEFENSIVE DRIVING SCHOOL DIFFERENT?

WHO TAKES DEFENSIVE DRIVING IN MOUNTAIN PINE ARKANSAS?

Notably the court agreed that the government did not possess a compelling and substantial objective in issuing the cutting permits, since the proposed cutting sites were not economically viable, and the permits were not directed at preventing the spread of the mountain pine beetle.

This work is potentially important for those in BC whose water supplies draw from regions with mountain pine beetle infestations.

The mountain pine beetle in western North America, pp. 505 - 530 in: Dynamics of Forest Insect Populations., A.A. Berryman ed.

Here I'll try to give background on the issues related to bark beetle outbreaks, working from proximate to ultimate causes, and focusing on the one beetle species currently doing by far the most damage, the mountain pine beetle (MPB), Dendroctonus ponderosae.

Area burned in the western United States is unaffected by recent mountain pine beetle outbreaks.

VANCOUVER — More than half a dozen major fires are burning in vast dead pine forests killed by mountain pine beetles, increasing risks to firefighters and communities.

Summertime climate response to mountain pine beetle disturbance in british columbia.

The mountain pine beetle is chewing its way through Canadian forests.

A festering problem Lloyd reported on last year — the invasion of British Columbia's forests by voracious mountain pine beetles — has taken a drastic turn for the worse, according to a new study published in

Outbreaks of the mountain pine beetle have been seen across western North America, with the beetle infestations destroying wide areas of the pine forest.

So, perhaps you can tell us how you feel about mountain pine & spruce beetles, given that it no longer gets cold enough, often enough to suppress them?

I have described CLT as the dream material: it's made from a renewable resource, it sequesters carbon, it is strong enough to replace wood and concrete in higher buildings, and right now, it helps use up some of the billions of board - feet of mountain pine - beetle infested wood that will rot if we don't cut it and use it fast.

The furniture is made entirely out of blue pine wood in an attempt to raise awareness about the mountain pine beetle's devastating effect on the pine industry.

The Hart study looked at the effects of mountain pine beetles across forests in the Western U.S. (excluding Alaska) and found definitively that the area burned has not increased because of beetle - killed trees.

«During extreme fire weather that promotes high fire activity in the western United States, fuels are likely dry enough to promote extensive burning regardless of alterations to fuels due to [mountain pine beetle] infestation,» the Hart study found.

Tom Veblen, a professor of geography at the University of Colorado at Boulder, has been involved in studying the effects of fire and mountain pine beetle outbreaks in the Rocky Mountains for 25 years.

For millennia the mountain pine beetle, a native of Canada, has been kept in check by our winter temperatures which reach minus 35 degrees for several days.

Warmer winters and unrelenting drought in western North America have led to a rampant mountain pine beetle outbreak, with no end in sight.

Reddish and brownish trees in this forest in Montana have been killed by the mountain pine beetle.

Latin name: Pinus pungens The analysis of fire scars in tree rings can also be applied to pine species growing in the eastern U.S. Table Mountain pine has proven to be the best species in the Appalachian Mountains for learning about past wildfires!

Yet the authors marshal clear examples of ecological disasters that have already had serious effects on human society: the collapse of cod fisheries in the North Atlantic, for instance, and the outbreaks of mountain pine beetles that are devastating forests in the West.

The species Dr. Six was pointing out, the mountain pine beetle, has pushed farther north into Canada than ever recorded.

Climate change could be throwing common tree killers called mountain pine beetles into a reproductive frenzy.

This is why the mountain pine beetle has killed over 40 million acres of trees in the US and Canada.

Mountain pine beetle and watershed hydrology.

He also recently led the implementation of the Variable Infiltration Capacity (VIC) macro-scale hydrology model to investigate the effects of mountain pine beetle and salvage harvest operations within the Fraser River watershed.

This panel concept provided an opportunity to use lumber from forests killed by the mountain pine beetle, a species native to North America.

Long, cold, and snowy winters are what traditionally kept mountain pine beetles in check in U.S. western forests.

Posted in News and Reports, Research Blogging, tagged AGU, alberta, arctic, british columbia, climate change, environment, global warming, jack pine, lodgepole pine, mountain pine beetle, science, sea ice on September 21, 2011 9 Comments»

The mountain pine beetle infestation, resulting from warming winters, has devastated the province's interior forest industry, closing mills and costing thousands of jobs.

Field experiments (Christiansen et al. [1987]-RRB- have shown that the ratio of annual wood production to LAI, termed «growth efficiency» (GE), has proven useful as a general index of tree vigor and specifically to identifying the vulnerability of pine stands to attacks from mountain pine beetles (Dendroctonus ponderosae)(Coops et al. [2009]-RRB-.

For our research, we selected a 24 - year period between 1998 to 2010, when two major outbreaks of mountain pine beetle (Dendroctonus ponderosae) occurred, one circa 2001 to 2004, the other circa 2006 to 2010.

An outbreak of the mountain pine beetle in 2006 killed 5 million lodgepole pines in one year, a four-fold increase over 2005.

In the question and answer period, Dr. Flato noted that the different pathways of atmospheric greenhouse gas concentrations diverge near the middle of the century and Dr. Zwiers offered the climate - exacerbated spread of the mountain pine beetle as an example of an impact that we have already seen here in BC (PCIC scientists have recently authored two papers on the impacts of climate change on BC's forests, see here for more).

Schnorbus, M., K. Bennett and A. Werner, 2010: Quantifying the water resource impacts of mountain pine beetle and associated salvage harvest operations across a range of watershed scales: Hydrologic modeling of the Fraser River Basin.

Second, it is a very effective metaphor how the mountain pine beetles are attacking Crater Lake's white bark pine trees like monsters.

Eric thinks they will remember this if they go out hiking the next day and see a mountain pine beetle.

I show that mountain pine beetles, surviving warmer winters in greater numbers, are devastating our white bark pine trees.

For millennia, mountain pine beetles have thrived in the forests of western North America.

By 2007, it was difficult to deny the role of warmer winter temperatures in a mountain pine beetle epidemic that had already killed at least 530 million cubic metres of interior lodge - pole pine, with no end in sight.

As I said in the article, the mountain pine beetle is in fact native to the forests of the West.

On a related matter, the mountain pine beetle epidemic has slowed, most likely due to a lack of live trees.

He is seeing the same, rapid onslaught of mountain pine beetles in the whitebark pine stands of Wyoming's Togwotee Pass, and Avalanche Peak in Yellowstone National Park.

Across the American West, whitebark pine, a linchpin of high - altitude ecosystems, is rapidly falling victim to the aggressive mountain pine beetle.

A few years ago, Six was stunned to find sites where the mountain pine beetle was skipping right over lower - altitude stands of lodgepole pines, to focus on and kill whitebark pine stands at higher altitudes.

If blister rust can be regarded as a steadily, if slow - moving, disaster for whitebark pine, the relatively dramatic and sudden attack of mountain pine beetles can be regarded as a biological firestorm, fueled by global warming, experts at a recent workshop sponsored by the Natural Resources Defense Council said.