Tree, important for grizzly bears, affected by global warming, insects, and fungus
The whitebark pine is a tree that lives at high elevations and was historically unaffected by pine beetles but due to global warming this has changed. Also, blister rust, an introduced fungal infection has taken a large toll on the trees.
The pine […]
Continue Reading →Trees to receive ” ‘verbenone pouches’ that contain a synthetic pheromone to trick beetles into thinking the trees are already full of beetles”-
Fighting pine bark beetles is very expensive, but these giant, ancient trees have been determined to be worth it. Good news!
Whitebarks in Pioneers [Pioneer Mountains] get protection from beetles. Associated […]
Continue Reading →Beetle kill, fires and fungus have greatly reduced the high altitude pine-
Anyone following this forum for a while knows the story of the plight of the whitebark pine. Now the Natural Resource Defense Council has sued to put in on the endangered species list.
Group sues over whitebark pine endangered petition. By Mead […]
Continue Reading →GYE grizzly bears go back on the threatened species list-
Molloy: Feds must restore protection for grizzly bears in Yellowstone National Park – By Matthew Brown. Associated Press. The successful plaintiff was the Greater Yellowstone Coalition. There is a second lawsuit filed in Idaho by a number of other conservation groups. It was assigned […]
Continue Reading →Vigorous production of cones spells very good news for grizzly bears-
Although the majority of whitebark pine in the Greater Yellowstone has died off or burned in recent years, there are still enough for the grizzlies in those years when conditions are optimal for cone production.
There is a long and strong data set showing […]
Continue Reading →It’s critical for grizzly bear management to see where pine bark beetles have not killed this extremely valuable, bear food source in the Greater Yellowstone-
Bridger-Teton to map beetle-killed whitebark. Forest Service partners with conservation group to quantify the damage. By Cory Hatch. Jackson Hole News and Guide.
Continue Reading →Grizzlies are expanding their range due to the death of whitebark pine and they increasingly get shot-
Researchers blame grizzly deaths on hunters, climate change. By Matthew Brown. Associated Press
Fortunately the evidence seems to be that their population around Yellowstone is still growing.
Continue Reading →Teton County bear conflicts down from last summer. By Cory Hatch, Jackson Hole News and Guide.
Continue Reading →This is another story on the high grizzly mortality rate this year. Known bear deaths increase, but it’s no crisis. By Mike Stark. Billings Gazette.
. . . it’s official line that it’s no crisis unless it happens two years in a row. With the rapidly growing loss of whitebark pine, is there any […]
Continue Reading →As posted some weeks ago, this was a fine year for the whitebark pine nuts in the Greater Yellowstone area. So was last year, and one result is a lot of grizzly bear cubs born and survived.
Yellowstone brims with grizzly cubs. By Mike Stark. Billings Gazette.
The article above and Rocky Barker’s blog […]
Continue Reading →
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