Old-Growth Forests Dying Off in U.S. West
...rvey (USGS), found that the increase in tree deaths has included trees in a variety of forests, elevations and sizes. Species have included pine, fir, hemlock
and other coniferous trees. In addition, the rate of new tree growth has not changed, according to the report in the Jan. 23 issue of Science .
Californians Against Assisted Suicide - Controversial Bill, AB 2747 Narrowly Passes Assembly
...oving care. Instead it is a
vehicle for Compassion and Choices' long-term agenda. Let's not forget that
this is the organization formerly known as the hemlock
Marilyn Golden, Policy Analyst, Disability Rights Education and Defense
"It sets the stage for Compassion and Choices' hoped-f...
Californians Against Assisted Suicide: Assisted Suicide 'Study' From Biased Author is Questionable at Best
...e prevention. Her paper was reprinted in the January 1982 edition of the hemlock
Although she acknowledged that suicide prevention was praisewo...ave -- the interest of individual human beings at heart," she said.
At a hemlock
Society conference in 1985, Battin acknowledged that dying "relatively ear...
Assisted Suicide Proponents Seek to Expand With New 1-800 Suicide Consultations
..." The California program will be similar to a national program by the
Final Exit Network ( http://www.FinalExitNetwork.com ), a spin-off group of
Society and End of Life Choices, which provides suicide
counseling to anyone that meets the criteria of having an "incurable
condition which causes in...
Study finds hemlock trees dying rapidly, affecting forest carbon cycle
Otto, NC New research by U.S. Forest Service Southern Research Station (SRS) scientists and partners suggests the hemlock
woolly adelgid is killing hemlock
trees faster than expected in the southern Appalachians and rapidly altering the carbon cycle of these forests. SRS researchers and cooperato...
Fungal factories may save hemlock forests
Reaching into a box glowing with fluorescent light, Stacie Grassano pulls out a tube. "This is a great one," she says, holding the clear plastic up to her face. Inside, a tree branch is speckled with white fluff. "It's growing really well," she says, handing it to Scott Costa.
Costa brings the br...
Forest fire prevention efforts will lessen carbon sequestration, add to greenhouse warming
...f fuel reduction treatments are effective in reducing fire severities in the western hemlock, Douglas-fir forests of the west Cascades and the western hemlock
, Sitka spruce forests of the Coast Range, it will come at the cost of long-term carbon storage, even if harvested material are used as biofuels."
Tree species composition influences nitrogen loss from forests
...er treatments. The study showed that forests dominated by sugar maple are particularly susceptible to nitrogen leaching, while soils under red oak and hemlock
forests are better at retaining nitrogen and preventing leaching losses. This difference was partially related to the ratio of carbon to nitrogen in t...
U-M scientists remove thousands of aspens to glimpse forest's future
... that allows scientists to measure future carbon uptake now.
"We're simply accelerating the natural process of succession to allow the pine and the hemlock
and the oak to come up and take their position in the canopy a little faster than they otherwise would, so that we can address the question, What will...
Forest Service launches Web-based forest threats viewing tool
... by connecting them with resources to help address their concerns.
The viewer is a user-friendly, Web-based tool searchable by forest threat (e.g., hemlock
woolly adelgid) or by State. Threats are categorized by todays familiar forest concerns, including invasive plants, insects and diseases, loss of open...
Japanese beetle may help fight hemlock-killing insect
...at may be a natural predator of Adelges tsugae, or hemlock
woolly adelgid (HWA). Scientists hope the Japanese... on the cells that transfer and store nutrients in hemlock
trees until their needles desiccate. Mass applicat...ides over a forest in an aerial flight to kill the hemlock
woolly adelgid, which lives at the base of newly f...
Immunization rates hit record high in poor countries
...chapter in the otherwise bleak tale of the eastern hemlock
From Georgia to Maine, this once-mighty conifer is now succumbing to an exotic pest, hemlock
woolly adelgid. First detected in the western US i... not too many years.
While the era of cutting hemlock
for the tanning industry is over, there continues ...
Ecosystem services and invasive species
...k Monday August 7, 5 ?6:30 PM, Exhibit Hall, Cook Convention Center
Woolly Adelgid (HWA) (Adelges tsugae) has brought about drastic declines in...s a decline in hemlocks that coincided with the population explosion of the hemlock
looper moth (Lambdina fiscellaria) approximately 4800 years ago. Using the...