NatureServe, the Ecological Society of America (ESA), and federal partners at the U.S. Geological Survey (USGS) and U.S. Forest Service (USFS) today announced the release of Version 3.0 of the U.S.
For decades, ecologists have puzzled over a mystery: Why do some natural habitats get overrun by invasive species while others seem to repel outside threats? In a classic 1958 book on the subject, the ...
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