USDA Forest Service

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 of hemlock woolly ...

dateSep 26, 2011 in Ecology
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Tree and human health may be linked

Evidence is increasing from multiple scientific fields that exposure to the natural environment can improve human health. In a new study by the U.S. Forest Service, the presence of trees was associated with human health.

dateJan 16, 2013 in Ecology
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