Beech Bark Disease on Eco-Invader List
608149
By JOHN FLESHER  SENEY NATIONAL WILDLIFE REFUGE, Mich. - Tracy Casselman runs a hand over the smooth, gray bark of an American beech, noting the scratch marks left by black bears that have clambered up the tree to munch nuts rich in fat and protein.
677727
If you have purchased an artificial Christmas tree this season you&#39;re being asked to check it for wood eating insects. The Canadian Food Inspection Agency says two brands, the Dakota Alpine Christmas Tree
576659
MONTEREY, Calf.Â -- An invasive water mold has killed thousands of coastal oaks on California's Central Coast and will soon wipe out an ancient species, the tan oak, from Monterey County.
490796
By Vivian Austin, The Sun Herald, Biloxi, Miss.  Mar. 3--GAUTIER -- Sam Taylor said more than 1,000 dead trees have been removed from residential properties across Gautier, and at least 250 more could be removed by the end of June.
650614
By Bradley Olson, The Baltimore Sun  Mar. 4--A200-year-old white oak that sparked a statewide conservation effort in 1989 and led engineers to reroute an Annapolis thoroughfare will soon be turned into firewood.
768577
A fake Christmas tree may be more popular, but here&#39;s a new reason to appreciate the real thing: Researchers have identified a group of anti-inflammatory compounds in the bark of the Scotch pine -- widely used for Christmas trees -- that they say could be
750538
New York's fight against exotic pests like lake-choking mollusks, rampant alien weeds and wasps that attack pine trees will be crafted by a new state office.
677841
MADRID, Oct 13 (IPS) - The seizure of 33 tons of wood from a highly   endangered species of tree from Brazil and the arrest of six  individuals  implicated in the illegal imports to Spain was  hailed by environmental  activists here Wednesday.
254912
A list of 15,000 species threatened with extinction - many of them by human activity - is published.
604885
New England's bitterly cold winters may be hard on people, but they have been even harder on an Asian insect that's threatening to destroy hemlocks, one of the signature trees of the region's forests.
243390
A ladybird described as one of the most invasive species could threaten a variety of insects in the UK, an expert says.
361855
Biofuel plantations, logging and hunting are stealing habitats from our closest relatives, says report.
480311
By David Usborne in New York  There is something doleful about the whispering of the white- barked aspen trees that carpet the slopes of the Rocky Mountains. It is a sound of sickness and death.
107811
Habitat loss, climate change and infectious diseases are pushing a growing number of species toward extinction, according to a report yesterday by the World Conservation Union.
466770
More than a million acres in northern Colorado and southern Wyoming have been affected by a pine bark beetle infestation, devastating forests and hunting alike.
433657
More than 180 species added to the World Conservation Union's annual threatened species list
209162
Some Southern Arizona mountains were placed on a short list of places around the world where biological resources are at risk.