News tagged with hemlock trees
Study offers hope for hemlock attack
Thousands of broken trees line the banks of the Chattooga River. The dead gray stabs were once evergreen monsters offering shade to trout and picturesque views to visitors. These Eastern hemlocks are dying rapidly, and University ...
Jan 10, 2012 |
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Forest fungus factory: New technology fights hemlock pest
An invasive insect, hemlock woolly adelgid, has been marching north along the Appalachians, killing almost every hemlock tree in its path. The adelgid has devastated forests in Georgia, Tennessee, and Virginia. The pest recently ...
Jul 21, 2011 |
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Study finds hemlock trees dying rapidly, affecting forest carbon cycle
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 ...
Feb 26, 2009 |
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Search results for hemlock trees
New York state may soon suffer outsize effects from climate, says report
(PhysOrg.com) -- In the first statewide climate change outlook for New York, scientists say that the state may suffer disproportionate effects in coming decades compared with other regions, due to its geography ...
Nov 17, 2011 |
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Climate change causing massive movement of tree species across the West
A huge "migration" of trees has begun across much of the West due to global warming, insect attack, diseases and fire, and many tree species are projected to decline or die out in regions where they have been present for ...
Nov 03, 2011 |
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Woods, yes, but as before, no
Though the transformation of farm fields into forests over the past century amounts to a New England conservation victory, a Harvard forest expert said Thursday that turning back the environmental clock and ...
Oct 31, 2011 |
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Hemlocks still abundant despite adelgid infestations
A recent analysis of two decades of USDA Forest Service Forest Inventory and Analysis (FIA) data shows the live volume of hemlocks in the eastern United States still increasing despite spreading infestations ...
Sep 26, 2011 |
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Local government, homeowners paying price for non-native forest insects
Non-native, wood-boring insects such as the emerald ash borer and the Asian longhorned beetle are costing an estimated $1.7 billion in local government expenditures and approximately $830 million in lost residential ...
Sep 10, 2011 |
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Sustainability of Pennsylvania forests challenged
(PhysOrg.com) -- A new report on the sustainability of forests in the United States indicates that Pennsylvania forests have declined slightly in the last decade and face a number of threats, according to ...
Aug 30, 2011 |
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Up-and-coming forests will remain important carbon sinks
(PhysOrg.com) -- The aging forests of the Upper Great Lakes could be considered the baby boomers of the region's ecosystem.
Aug 10, 2011 |
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New report highlights diversity and value of Alaska's coastal forests
A new report published by the USDA Forest Service's Pacific Northwest Research Station presents summaries of current southeast and south-central Alaska forest topics, ranging from carbon and forest products to lichens and ...
Jun 01, 2011 |
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Decline of northern flying squirrel symptom of ailing ecosystem
(PhysOrg.com) -- Northern flying squirrels are rapidly disappearing from Pennsylvania forests. Southern flying squirrels are taking over.
Jan 24, 2011 |
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Science, bugs team up to fight hemlock-eating pest
(AP) -- For nearly 60 years, scientists have watched helplessly as a war of bug vs. hemlock played out from Georgia to Maine. Now they've got a new weapon in their arsenal - another bug - and say the tide ...
Jan 04, 2011 |
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List of search results for hemlock trees
