Whether you can see the forest for the trees, the big picture of woodlands in the eastern United States shows a besieged ecosystem, according to an expert in Penn State's College of Agricultural Sciences.
Ecology
Jul 9, 2012
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U.S. Department of Agriculture (USDA) scientists have found strains of bacteria that could one day be used as environmentally friendly treatments to keep caterpillars and other pests out of gardens and cultivated fields.
Ecology
Mar 31, 2011
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An Agricultural Research Service (ARS) scientist participated in a project to fine-tune computer models that can indicate when forest "carbon sinks" become net carbon generators instead. The results will help pinpoint the ...
Ecology
Mar 31, 2010
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