Tree News

Wednesday, February 15, 2012

An Economic Analysis of Emerald Ash Borer Management Options

A new study examines several options for managing the emerald ash borer, an invasive insect that is destroying US ash trees. ...  > full story

Invasive Alien Predator Causes Rapid Declines of European Ladybugs

A new study provides compelling evidence that the arrival of the invasive non-native harlequin ladybird (ladybug) to ...  > full story

Tree Rings May Underestimate Climate Response to Volcanic Eruptions

Some climate cooling caused by past volcanic eruptions may not be evident in tree-ring reconstructions of temperature change because ...  > full story

Yellow-Cedar Are Dying in Alaska: Scientists Now Know Why

Yellow-cedar, a culturally and economically valuable tree in southeastern Alaska and adjacent parts of British Columbia, has been dying off across large ...  > full story

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Arborists and volunteers are combing the streets of Baltimore and other cities, counting trees and gathering information about them. The information. ...  > full story

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